diff --git a/bot.py b/bot.py
index 6176ac5824..9f3de008a1 100644
--- a/bot.py
+++ b/bot.py
@@ -794,6 +794,33 @@ def check_manual_blocked(self, author: discord.Member) -> bool:
         logger.debug("User blocked, user %s.", author.name)
         return False
 
+    def check_local_git(self) -> bool:
+        """
+        Checks if the bot is installed via git.
+        """
+        valid_local_git = False
+        git_folder_path = os.path.join(".git")
+
+        # Check if the .git folder exists and is a directory
+        if os.path.exists(git_folder_path) and os.path.isdir(git_folder_path):
+            required_files = ["config", "HEAD"]
+            required_dirs = ["refs", "objects"]
+
+            # Verify required files exist
+            for file in required_files:
+                if not os.path.isfile(os.path.join(git_folder_path, file)):
+                    return valid_local_git
+
+            # Verify required directories exist
+            for directory in required_dirs:
+                if not os.path.isdir(os.path.join(git_folder_path, directory)):
+                    return valid_local_git
+
+            # If all checks pass, set valid_local_git to True
+            valid_local_git = True
+
+        return valid_local_git
+
     async def _process_blocked(self, message):
         _, blocked_emoji = await self.retrieve_emoji()
         if await self.is_blocked(message.author, channel=message.channel, send_message=True):
@@ -2160,6 +2187,12 @@ async def before_autoupdate(self):
             self.autoupdate.cancel()
             return
 
+        if not self.check_local_git():
+            logger.warning("Bot not installed via git.")
+            logger.warning("Autoupdates disabled.")
+            self.autoupdate.cancel()
+            return
+
     @tasks.loop(hours=1, reconnect=False)
     async def log_expiry(self):
         log_expire_after = self.config.get("log_expiration")
diff --git a/cogs/utility.py b/cogs/utility.py
index c420ee7979..f498971e1a 100644
--- a/cogs/utility.py
+++ b/cogs/utility.py
@@ -1129,7 +1129,7 @@ async def alias_raw(self, ctx, *, name: str.lower):
 
         return await ctx.send(embed=embed)
 
-    async def make_alias(self, name, value, action):
+    async def make_alias(self, name, value, action, ctx):
         values = utils.parse_alias(value)
         if not values:
             embed = discord.Embed(
@@ -1176,16 +1176,23 @@ async def make_alias(self, name, value, action):
                     if multiple_alias:
                         embed.description = (
                             "The command you are attempting to point "
-                            f"to does not exist: `{linked_command}`."
+                            f"to on step {i} does not exist: `{linked_command}`."
                         )
                     else:
                         embed.description = (
                             "The command you are attempting to point "
-                            f"to on step {i} does not exist: `{linked_command}`."
+                            f"to does not exist: `{linked_command}`."
                         )
 
                     return embed
             else:
+                if linked_command == "eval" and not await checks.check_permissions(ctx, "eval"):
+                    embed = discord.Embed(
+                        title="Error",
+                        description="You can only add the `eval` command to an alias if you have permissions for that command.",
+                        color=self.bot.error_color,
+                    )
+                    return embed
                 save_aliases.append(val)
             if multiple_alias:
                 embed.add_field(name=f"Step {i}:", value=utils.truncate(val, 1024))
@@ -1240,7 +1247,7 @@ async def alias_add(self, ctx, name: str.lower, *, value):
             )
 
         if embed is None:
-            embed = await self.make_alias(name, value, "Added")
+            embed = await self.make_alias(name, value, "Added", ctx)
         return await ctx.send(embed=embed)
 
     @alias.command(name="remove", aliases=["del", "delete"])
@@ -2150,6 +2157,14 @@ async def update(self, ctx, *, flag: str = ""):
                     )
                 await ctx.send(embed=embed)
             else:
+                if self.bot.check_local_git() is False:
+                    embed = discord.Embed(
+                        title="Update Command Unavailable",
+                        description="The bot cannot be updated due to not being installed via git."
+                        "You need to manually update the bot according to your hosting method.",
+                        color=discord.Color.red(),
+                    )
+                    return await ctx.send(embed=embed)
                 command = "git pull"
                 proc = await asyncio.create_subprocess_shell(
                     command,
diff --git a/plugins/registry.json b/plugins/registry.json
index 4079001a50..f1dfebfe04 100644
--- a/plugins/registry.json
+++ b/plugins/registry.json
@@ -44,6 +44,15 @@
         "icon_url": "https://i.imgur.com/qtE7AH8.png",
         "thumbnail_url": "https://i.imgur.com/qtE7AH8.png"
     },
+    "support-times": {
+        "repository": "martinbndr/kyb3r-modmail-plugins",
+        "branch": "master",
+        "description": "With this plugin you can set certain times when modmail should be enabled/disabled.",
+        "bot_version": "4.0.0",
+        "title": "Support-Times",
+        "icon_url": "https://raw.githubusercontent.com/martinbndr/kyb3r-modmail-plugins/master/support-times/logo.png",
+        "thumbnail_url": "https://raw.githubusercontent.com/martinbndr/kyb3r-modmail-plugins/master/support-times/logo.png"
+    },
     "reminder": {
         "repository": "martinbndr/kyb3r-modmail-plugins",
         "branch": "master",