diff --git a/CHANGELOG.md b/CHANGELOG.md
index bb3b230d..aef40368 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -25,7 +25,9 @@
   - **Breaking Change:** The region is no longer specified within the client configuration. Instead, the region must be passed as a parameter to any region-specific request.
 - `sqlserverflex`: [v1.0.0](services/sqlserverflex/CHANGELOG.md#v100-2025-03-18)
   - **Breaking Change:** The region is no longer specified within the client configuration. Instead, the region must be passed as a parameter to any region-specific request.
-
+- `secretsmanager`: [v0.2.1](services/secretsmanager/CHANGELOG.md#v021-2025-03-20)
+  - **Improvement:** Error handling
+  - **Feature:** Add description to `UpdateUserPayload`
 
 ## Release (2025-03-05)
 
diff --git a/services/secretsmanager/CHANGELOG.md b/services/secretsmanager/CHANGELOG.md
index 698273aa..ecfa9da2 100644
--- a/services/secretsmanager/CHANGELOG.md
+++ b/services/secretsmanager/CHANGELOG.md
@@ -1,3 +1,7 @@
+## v0.2.1 (2025-03-20)
+- **Improvement:** Error handling
+- **Feature:** Add description to `UpdateUserPayload`
+
 ## v0.2.0 (2025-01-13)
 
 - **Breaking Change:**: `get_host_from_settings` returns an error if a region is specified for a global URL.
diff --git a/services/secretsmanager/pyproject.toml b/services/secretsmanager/pyproject.toml
index 325ada94..66735b0d 100644
--- a/services/secretsmanager/pyproject.toml
+++ b/services/secretsmanager/pyproject.toml
@@ -3,7 +3,7 @@ name = "stackit-secretsmanager"
 
 [tool.poetry]
 name = "stackit-secretsmanager"
-version = "v0.2.0"
+version = "v0.2.1"
 authors = [
     "STACKIT Developer Tools <developer-tools@stackit.cloud>",
 ]
diff --git a/services/secretsmanager/src/stackit/secretsmanager/__init__.py b/services/secretsmanager/src/stackit/secretsmanager/__init__.py
index f9864a9a..77e42d18 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/__init__.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/__init__.py
@@ -7,7 +7,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
@@ -34,6 +34,8 @@
 
 # import models into sdk package
 from stackit.secretsmanager.models.acl import ACL
+from stackit.secretsmanager.models.bad_request import BadRequest
+from stackit.secretsmanager.models.conflict import Conflict
 from stackit.secretsmanager.models.create_acl_payload import CreateACLPayload
 from stackit.secretsmanager.models.create_instance_payload import CreateInstancePayload
 from stackit.secretsmanager.models.create_user_payload import CreateUserPayload
@@ -41,6 +43,7 @@
 from stackit.secretsmanager.models.list_acls_response import ListACLsResponse
 from stackit.secretsmanager.models.list_instances_response import ListInstancesResponse
 from stackit.secretsmanager.models.list_users_response import ListUsersResponse
+from stackit.secretsmanager.models.not_found import NotFound
 from stackit.secretsmanager.models.update_acl_payload import UpdateACLPayload
 from stackit.secretsmanager.models.update_acls_payload import UpdateACLsPayload
 from stackit.secretsmanager.models.update_instance_payload import UpdateInstancePayload
diff --git a/services/secretsmanager/src/stackit/secretsmanager/api/default_api.py b/services/secretsmanager/src/stackit/secretsmanager/api/default_api.py
index 56db9d80..c3df5bc0 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/api/default_api.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/api/default_api.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
@@ -110,9 +110,9 @@ def create_acl(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "201": "ACL",
-            "400": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -184,9 +184,9 @@ def create_acl_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "201": "ACL",
-            "400": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -258,9 +258,9 @@ def create_acl_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "201": "ACL",
-            "400": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -302,7 +302,7 @@ def _create_acl_serialize(
 
         # set the HTTP header `Accept`
         if "Accept" not in _header_params:
-            _header_params["Accept"] = self.api_client.select_header_accept(["application/json"])
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
 
         # set the HTTP header `Content-Type`
         if _content_type:
@@ -388,8 +388,8 @@ def create_instance(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "201": "Instance",
-            "400": None,
-            "401": None,
+            "400": "BadRequest",
+            "401": "str",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -457,8 +457,8 @@ def create_instance_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "201": "Instance",
-            "400": None,
-            "401": None,
+            "400": "BadRequest",
+            "401": "str",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -526,8 +526,8 @@ def create_instance_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "201": "Instance",
-            "400": None,
-            "401": None,
+            "400": "BadRequest",
+            "401": "str",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -566,7 +566,7 @@ def _create_instance_serialize(
 
         # set the HTTP header `Accept`
         if "Accept" not in _header_params:
-            _header_params["Accept"] = self.api_client.select_header_accept(["application/json"])
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
 
         # set the HTTP header `Content-Type`
         if _content_type:
@@ -656,10 +656,10 @@ def create_user(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "User",
-            "400": None,
-            "401": None,
-            "404": None,
-            "409": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
+            "409": "Conflict",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -731,10 +731,10 @@ def create_user_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "User",
-            "400": None,
-            "401": None,
-            "404": None,
-            "409": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
+            "409": "Conflict",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -806,10 +806,10 @@ def create_user_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "User",
-            "400": None,
-            "401": None,
-            "404": None,
-            "409": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
+            "409": "Conflict",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -851,7 +851,7 @@ def _create_user_serialize(
 
         # set the HTTP header `Accept`
         if "Accept" not in _header_params:
-            _header_params["Accept"] = self.api_client.select_header_accept(["application/json"])
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
 
         # set the HTTP header `Content-Type`
         if _content_type:
@@ -941,8 +941,9 @@ def delete_acl(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "204": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -1014,8 +1015,9 @@ def delete_acl_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "204": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -1087,8 +1089,9 @@ def delete_acl_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "204": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -1128,6 +1131,10 @@ def _delete_acl_serialize(
         # process the form parameters
         # process the body parameter
 
+        # set the HTTP header `Accept`
+        if "Accept" not in _header_params:
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
+
         # authentication setting
         _auth_settings: List[str] = []
 
@@ -1204,8 +1211,9 @@ def delete_instance(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "204": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -1273,8 +1281,9 @@ def delete_instance_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "204": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -1342,8 +1351,9 @@ def delete_instance_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "204": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -1380,6 +1390,10 @@ def _delete_instance_serialize(
         # process the form parameters
         # process the body parameter
 
+        # set the HTTP header `Accept`
+        if "Accept" not in _header_params:
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
+
         # authentication setting
         _auth_settings: List[str] = []
 
@@ -1462,8 +1476,9 @@ def delete_user(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "204": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -1537,8 +1552,9 @@ def delete_user_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "204": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -1612,8 +1628,9 @@ def delete_user_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "204": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -1653,6 +1670,10 @@ def _delete_user_serialize(
         # process the form parameters
         # process the body parameter
 
+        # set the HTTP header `Accept`
+        if "Accept" not in _header_params:
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
+
         # authentication setting
         _auth_settings: List[str] = []
 
@@ -1733,8 +1754,9 @@ def get_acl(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "ACL",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -1806,8 +1828,9 @@ def get_acl_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "ACL",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -1879,8 +1902,9 @@ def get_acl_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "ACL",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -1922,7 +1946,7 @@ def _get_acl_serialize(
 
         # set the HTTP header `Accept`
         if "Accept" not in _header_params:
-            _header_params["Accept"] = self.api_client.select_header_accept(["application/json"])
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
 
         # authentication setting
         _auth_settings: List[str] = []
@@ -2000,8 +2024,9 @@ def get_instance(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "Instance",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -2069,8 +2094,9 @@ def get_instance_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "Instance",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -2138,8 +2164,9 @@ def get_instance_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "Instance",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -2178,7 +2205,7 @@ def _get_instance_serialize(
 
         # set the HTTP header `Accept`
         if "Accept" not in _header_params:
-            _header_params["Accept"] = self.api_client.select_header_accept(["application/json"])
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
 
         # authentication setting
         _auth_settings: List[str] = []
@@ -2262,8 +2289,9 @@ def get_user(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "User",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -2337,8 +2365,9 @@ def get_user_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "User",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -2412,8 +2441,9 @@ def get_user_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "User",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -2455,7 +2485,7 @@ def _get_user_serialize(
 
         # set the HTTP header `Accept`
         if "Accept" not in _header_params:
-            _header_params["Accept"] = self.api_client.select_header_accept(["application/json"])
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
 
         # authentication setting
         _auth_settings: List[str] = []
@@ -2533,8 +2563,9 @@ def list_acls(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "ListACLsResponse",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -2602,8 +2633,9 @@ def list_acls_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "ListACLsResponse",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -2671,8 +2703,9 @@ def list_acls_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "ListACLsResponse",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -2711,7 +2744,7 @@ def _list_acls_serialize(
 
         # set the HTTP header `Accept`
         if "Accept" not in _header_params:
-            _header_params["Accept"] = self.api_client.select_header_accept(["application/json"])
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
 
         # authentication setting
         _auth_settings: List[str] = []
@@ -2785,7 +2818,8 @@ def list_instances(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "ListInstancesResponse",
-            "401": None,
+            "400": "BadRequest",
+            "401": "str",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -2849,7 +2883,8 @@ def list_instances_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "ListInstancesResponse",
-            "401": None,
+            "400": "BadRequest",
+            "401": "str",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -2913,7 +2948,8 @@ def list_instances_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "ListInstancesResponse",
-            "401": None,
+            "400": "BadRequest",
+            "401": "str",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -2949,7 +2985,7 @@ def _list_instances_serialize(
 
         # set the HTTP header `Accept`
         if "Accept" not in _header_params:
-            _header_params["Accept"] = self.api_client.select_header_accept(["application/json"])
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
 
         # authentication setting
         _auth_settings: List[str] = []
@@ -3027,8 +3063,9 @@ def list_users(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "ListUsersResponse",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -3096,8 +3133,9 @@ def list_users_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "ListUsersResponse",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -3165,8 +3203,9 @@ def list_users_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": "ListUsersResponse",
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -3205,7 +3244,7 @@ def _list_users_serialize(
 
         # set the HTTP header `Accept`
         if "Accept" not in _header_params:
-            _header_params["Accept"] = self.api_client.select_header_accept(["application/json"])
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
 
         # authentication setting
         _auth_settings: List[str] = []
@@ -3291,9 +3330,9 @@ def update_acl(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": None,
-            "400": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -3369,9 +3408,9 @@ def update_acl_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": None,
-            "400": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -3447,9 +3486,9 @@ def update_acl_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": None,
-            "400": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -3492,6 +3531,10 @@ def _update_acl_serialize(
         if update_acl_payload is not None:
             _body_params = update_acl_payload
 
+        # set the HTTP header `Accept`
+        if "Accept" not in _header_params:
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
+
         # set the HTTP header `Content-Type`
         if _content_type:
             _header_params["Content-Type"] = _content_type
@@ -3580,9 +3623,9 @@ def update_acls(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": None,
-            "400": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -3654,9 +3697,9 @@ def update_acls_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": None,
-            "400": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -3728,9 +3771,9 @@ def update_acls_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": None,
-            "400": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -3770,6 +3813,10 @@ def _update_acls_serialize(
         if update_acls_payload is not None:
             _body_params = update_acls_payload
 
+        # set the HTTP header `Accept`
+        if "Accept" not in _header_params:
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
+
         # set the HTTP header `Content-Type`
         if _content_type:
             _header_params["Content-Type"] = _content_type
@@ -3858,9 +3905,9 @@ def update_instance(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "201": None,
-            "400": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -3932,9 +3979,9 @@ def update_instance_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "201": None,
-            "400": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -4006,9 +4053,9 @@ def update_instance_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "201": None,
-            "400": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -4048,6 +4095,10 @@ def _update_instance_serialize(
         if update_instance_payload is not None:
             _body_params = update_instance_payload
 
+        # set the HTTP header `Accept`
+        if "Accept" not in _header_params:
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
+
         # set the HTTP header `Content-Type`
         if _content_type:
             _header_params["Content-Type"] = _content_type
@@ -4142,8 +4193,9 @@ def update_user(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -4221,8 +4273,9 @@ def update_user_with_http_info(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -4300,8 +4353,9 @@ def update_user_without_preload_content(
 
         _response_types_map: Dict[str, Optional[str]] = {
             "200": None,
-            "401": None,
-            "404": None,
+            "400": "BadRequest",
+            "401": "str",
+            "404": "NotFound",
             "500": None,
         }
         response_data = self.api_client.call_api(*_param, _request_timeout=_request_timeout)
@@ -4344,6 +4398,10 @@ def _update_user_serialize(
         if update_user_payload is not None:
             _body_params = update_user_payload
 
+        # set the HTTP header `Accept`
+        if "Accept" not in _header_params:
+            _header_params["Accept"] = self.api_client.select_header_accept(["application/json", "text/plain"])
+
         # set the HTTP header `Content-Type`
         if _content_type:
             _header_params["Content-Type"] = _content_type
diff --git a/services/secretsmanager/src/stackit/secretsmanager/api_client.py b/services/secretsmanager/src/stackit/secretsmanager/api_client.py
index 530f65b0..9d6d904a 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/api_client.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/api_client.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/configuration.py b/services/secretsmanager/src/stackit/secretsmanager/configuration.py
index 20aba911..c86aea2c 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/configuration.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/configuration.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/exceptions.py b/services/secretsmanager/src/stackit/secretsmanager/exceptions.py
index beaa1b13..223cf2d3 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/exceptions.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/exceptions.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/__init__.py b/services/secretsmanager/src/stackit/secretsmanager/models/__init__.py
index 4254cee9..53f34d16 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/models/__init__.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/__init__.py
@@ -6,7 +6,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
@@ -15,6 +15,8 @@
 
 # import models into model package
 from stackit.secretsmanager.models.acl import ACL
+from stackit.secretsmanager.models.bad_request import BadRequest
+from stackit.secretsmanager.models.conflict import Conflict
 from stackit.secretsmanager.models.create_acl_payload import CreateACLPayload
 from stackit.secretsmanager.models.create_instance_payload import CreateInstancePayload
 from stackit.secretsmanager.models.create_user_payload import CreateUserPayload
@@ -22,6 +24,7 @@
 from stackit.secretsmanager.models.list_acls_response import ListACLsResponse
 from stackit.secretsmanager.models.list_instances_response import ListInstancesResponse
 from stackit.secretsmanager.models.list_users_response import ListUsersResponse
+from stackit.secretsmanager.models.not_found import NotFound
 from stackit.secretsmanager.models.update_acl_payload import UpdateACLPayload
 from stackit.secretsmanager.models.update_acls_payload import UpdateACLsPayload
 from stackit.secretsmanager.models.update_instance_payload import UpdateInstancePayload
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/acl.py b/services/secretsmanager/src/stackit/secretsmanager/models/acl.py
index cb608303..d8d8b166 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/models/acl.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/acl.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/bad_request.py b/services/secretsmanager/src/stackit/secretsmanager/models/bad_request.py
new file mode 100644
index 00000000..1aa0dbd4
--- /dev/null
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/bad_request.py
@@ -0,0 +1,81 @@
+# coding: utf-8
+
+"""
+    STACKIT Secrets Manager API
+
+    This API provides endpoints for managing the Secrets-Manager. 
+
+    The version of the OpenAPI document: 1.4.1
+    Generated by OpenAPI Generator (https://openapi-generator.tech)
+
+    Do not edit the class manually.
+"""  # noqa: E501 docstring might be too long
+
+from __future__ import annotations
+
+import json
+import pprint
+from typing import Any, ClassVar, Dict, List, Optional, Set
+
+from pydantic import BaseModel, ConfigDict, Field, StrictStr
+from typing_extensions import Self
+
+
+class BadRequest(BaseModel):
+    """
+    BadRequest
+    """
+
+    message: StrictStr = Field(description="The error message for bad requests")
+    __properties: ClassVar[List[str]] = ["message"]
+
+    model_config = ConfigDict(
+        populate_by_name=True,
+        validate_assignment=True,
+        protected_namespaces=(),
+    )
+
+    def to_str(self) -> str:
+        """Returns the string representation of the model using alias"""
+        return pprint.pformat(self.model_dump(by_alias=True))
+
+    def to_json(self) -> str:
+        """Returns the JSON representation of the model using alias"""
+        # TODO: pydantic v2: use .model_dump_json(by_alias=True, exclude_unset=True) instead
+        return json.dumps(self.to_dict())
+
+    @classmethod
+    def from_json(cls, json_str: str) -> Optional[Self]:
+        """Create an instance of BadRequest from a JSON string"""
+        return cls.from_dict(json.loads(json_str))
+
+    def to_dict(self) -> Dict[str, Any]:
+        """Return the dictionary representation of the model using alias.
+
+        This has the following differences from calling pydantic's
+        `self.model_dump(by_alias=True)`:
+
+        * `None` is only added to the output dict for nullable fields that
+          were set at model initialization. Other fields with value `None`
+          are ignored.
+        """
+        excluded_fields: Set[str] = set([])
+
+        _dict = self.model_dump(
+            by_alias=True,
+            exclude=excluded_fields,
+            exclude_none=True,
+        )
+        return _dict
+
+    @classmethod
+    def from_dict(cls, obj: Optional[Dict[str, Any]]) -> Optional[Self]:
+        """Create an instance of BadRequest from a dict"""
+        if obj is None:
+            return None
+
+        if not isinstance(obj, dict):
+            return cls.model_validate(obj)
+
+        _obj = cls.model_validate({"message": obj.get("message")})
+        return _obj
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/conflict.py b/services/secretsmanager/src/stackit/secretsmanager/models/conflict.py
new file mode 100644
index 00000000..2c2bfb83
--- /dev/null
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/conflict.py
@@ -0,0 +1,81 @@
+# coding: utf-8
+
+"""
+    STACKIT Secrets Manager API
+
+    This API provides endpoints for managing the Secrets-Manager. 
+
+    The version of the OpenAPI document: 1.4.1
+    Generated by OpenAPI Generator (https://openapi-generator.tech)
+
+    Do not edit the class manually.
+"""  # noqa: E501 docstring might be too long
+
+from __future__ import annotations
+
+import json
+import pprint
+from typing import Any, ClassVar, Dict, List, Optional, Set
+
+from pydantic import BaseModel, ConfigDict, Field, StrictStr
+from typing_extensions import Self
+
+
+class Conflict(BaseModel):
+    """
+    Conflict
+    """
+
+    message: StrictStr = Field(description="The error message for conflicts")
+    __properties: ClassVar[List[str]] = ["message"]
+
+    model_config = ConfigDict(
+        populate_by_name=True,
+        validate_assignment=True,
+        protected_namespaces=(),
+    )
+
+    def to_str(self) -> str:
+        """Returns the string representation of the model using alias"""
+        return pprint.pformat(self.model_dump(by_alias=True))
+
+    def to_json(self) -> str:
+        """Returns the JSON representation of the model using alias"""
+        # TODO: pydantic v2: use .model_dump_json(by_alias=True, exclude_unset=True) instead
+        return json.dumps(self.to_dict())
+
+    @classmethod
+    def from_json(cls, json_str: str) -> Optional[Self]:
+        """Create an instance of Conflict from a JSON string"""
+        return cls.from_dict(json.loads(json_str))
+
+    def to_dict(self) -> Dict[str, Any]:
+        """Return the dictionary representation of the model using alias.
+
+        This has the following differences from calling pydantic's
+        `self.model_dump(by_alias=True)`:
+
+        * `None` is only added to the output dict for nullable fields that
+          were set at model initialization. Other fields with value `None`
+          are ignored.
+        """
+        excluded_fields: Set[str] = set([])
+
+        _dict = self.model_dump(
+            by_alias=True,
+            exclude=excluded_fields,
+            exclude_none=True,
+        )
+        return _dict
+
+    @classmethod
+    def from_dict(cls, obj: Optional[Dict[str, Any]]) -> Optional[Self]:
+        """Create an instance of Conflict from a dict"""
+        if obj is None:
+            return None
+
+        if not isinstance(obj, dict):
+            return cls.model_validate(obj)
+
+        _obj = cls.model_validate({"message": obj.get("message")})
+        return _obj
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/create_acl_payload.py b/services/secretsmanager/src/stackit/secretsmanager/models/create_acl_payload.py
index e68fa2ad..acaab559 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/models/create_acl_payload.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/create_acl_payload.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/create_instance_payload.py b/services/secretsmanager/src/stackit/secretsmanager/models/create_instance_payload.py
index dc23bf1a..bb63be6f 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/models/create_instance_payload.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/create_instance_payload.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/create_user_payload.py b/services/secretsmanager/src/stackit/secretsmanager/models/create_user_payload.py
index 0d16bf51..e2b45a84 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/models/create_user_payload.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/create_user_payload.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/instance.py b/services/secretsmanager/src/stackit/secretsmanager/models/instance.py
index 9a7f8eed..732c30e6 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/models/instance.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/instance.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/list_acls_response.py b/services/secretsmanager/src/stackit/secretsmanager/models/list_acls_response.py
index 928be815..9e45b5db 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/models/list_acls_response.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/list_acls_response.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/list_instances_response.py b/services/secretsmanager/src/stackit/secretsmanager/models/list_instances_response.py
index 0e925af8..54ce21a1 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/models/list_instances_response.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/list_instances_response.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/list_users_response.py b/services/secretsmanager/src/stackit/secretsmanager/models/list_users_response.py
index 40fcfe7d..15ce919a 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/models/list_users_response.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/list_users_response.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/not_found.py b/services/secretsmanager/src/stackit/secretsmanager/models/not_found.py
new file mode 100644
index 00000000..7f376a3b
--- /dev/null
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/not_found.py
@@ -0,0 +1,81 @@
+# coding: utf-8
+
+"""
+    STACKIT Secrets Manager API
+
+    This API provides endpoints for managing the Secrets-Manager. 
+
+    The version of the OpenAPI document: 1.4.1
+    Generated by OpenAPI Generator (https://openapi-generator.tech)
+
+    Do not edit the class manually.
+"""  # noqa: E501 docstring might be too long
+
+from __future__ import annotations
+
+import json
+import pprint
+from typing import Any, ClassVar, Dict, List, Optional, Set
+
+from pydantic import BaseModel, ConfigDict, Field, StrictStr
+from typing_extensions import Self
+
+
+class NotFound(BaseModel):
+    """
+    NotFound
+    """
+
+    message: StrictStr = Field(description="The error message for not found resources")
+    __properties: ClassVar[List[str]] = ["message"]
+
+    model_config = ConfigDict(
+        populate_by_name=True,
+        validate_assignment=True,
+        protected_namespaces=(),
+    )
+
+    def to_str(self) -> str:
+        """Returns the string representation of the model using alias"""
+        return pprint.pformat(self.model_dump(by_alias=True))
+
+    def to_json(self) -> str:
+        """Returns the JSON representation of the model using alias"""
+        # TODO: pydantic v2: use .model_dump_json(by_alias=True, exclude_unset=True) instead
+        return json.dumps(self.to_dict())
+
+    @classmethod
+    def from_json(cls, json_str: str) -> Optional[Self]:
+        """Create an instance of NotFound from a JSON string"""
+        return cls.from_dict(json.loads(json_str))
+
+    def to_dict(self) -> Dict[str, Any]:
+        """Return the dictionary representation of the model using alias.
+
+        This has the following differences from calling pydantic's
+        `self.model_dump(by_alias=True)`:
+
+        * `None` is only added to the output dict for nullable fields that
+          were set at model initialization. Other fields with value `None`
+          are ignored.
+        """
+        excluded_fields: Set[str] = set([])
+
+        _dict = self.model_dump(
+            by_alias=True,
+            exclude=excluded_fields,
+            exclude_none=True,
+        )
+        return _dict
+
+    @classmethod
+    def from_dict(cls, obj: Optional[Dict[str, Any]]) -> Optional[Self]:
+        """Create an instance of NotFound from a dict"""
+        if obj is None:
+            return None
+
+        if not isinstance(obj, dict):
+            return cls.model_validate(obj)
+
+        _obj = cls.model_validate({"message": obj.get("message")})
+        return _obj
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/update_acl_payload.py b/services/secretsmanager/src/stackit/secretsmanager/models/update_acl_payload.py
index 0dc63f65..5d94f442 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/models/update_acl_payload.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/update_acl_payload.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/update_acls_payload.py b/services/secretsmanager/src/stackit/secretsmanager/models/update_acls_payload.py
index 05330b74..72b5ae06 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/models/update_acls_payload.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/update_acls_payload.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/update_instance_payload.py b/services/secretsmanager/src/stackit/secretsmanager/models/update_instance_payload.py
index ec0312ed..cd2242f0 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/models/update_instance_payload.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/update_instance_payload.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/update_user_payload.py b/services/secretsmanager/src/stackit/secretsmanager/models/update_user_payload.py
index 56fdb8f1..506a1c55 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/models/update_user_payload.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/update_user_payload.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
@@ -17,7 +17,7 @@
 import pprint
 from typing import Any, ClassVar, Dict, List, Optional, Set
 
-from pydantic import BaseModel, ConfigDict, Field, StrictBool
+from pydantic import BaseModel, ConfigDict, Field, StrictBool, StrictStr
 from typing_extensions import Self
 
 
@@ -26,11 +26,14 @@ class UpdateUserPayload(BaseModel):
     UpdateUserPayload
     """
 
+    description: Optional[StrictStr] = Field(
+        default=None, description="A user chosen description to differentiate between multiple users."
+    )
     write: Optional[StrictBool] = Field(
         default=None,
         description="Is true if the user has write access to the secrets engine. Is false for a read-only user.",
     )
-    __properties: ClassVar[List[str]] = ["write"]
+    __properties: ClassVar[List[str]] = ["description", "write"]
 
     model_config = ConfigDict(
         populate_by_name=True,
@@ -80,5 +83,5 @@ def from_dict(cls, obj: Optional[Dict[str, Any]]) -> Optional[Self]:
         if not isinstance(obj, dict):
             return cls.model_validate(obj)
 
-        _obj = cls.model_validate({"write": obj.get("write")})
+        _obj = cls.model_validate({"description": obj.get("description"), "write": obj.get("write")})
         return _obj
diff --git a/services/secretsmanager/src/stackit/secretsmanager/models/user.py b/services/secretsmanager/src/stackit/secretsmanager/models/user.py
index cb7c876b..d469a48e 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/models/user.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/models/user.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.
diff --git a/services/secretsmanager/src/stackit/secretsmanager/rest.py b/services/secretsmanager/src/stackit/secretsmanager/rest.py
index 3a133d02..0c452a50 100644
--- a/services/secretsmanager/src/stackit/secretsmanager/rest.py
+++ b/services/secretsmanager/src/stackit/secretsmanager/rest.py
@@ -5,7 +5,7 @@
 
     This API provides endpoints for managing the Secrets-Manager. 
 
-    The version of the OpenAPI document: 1.4.0
+    The version of the OpenAPI document: 1.4.1
     Generated by OpenAPI Generator (https://openapi-generator.tech)
 
     Do not edit the class manually.