diff --git a/.github/workflows/ansible.yml b/.github/workflows/ansible.yml
index c8f77de671..750369a0d3 100644
--- a/.github/workflows/ansible.yml
+++ b/.github/workflows/ansible.yml
@@ -172,6 +172,19 @@ jobs:
           url=$( echo "$json" | jq -r ".versions[] | select(.version == \"${box_version}\") | .providers[] | select(.name == \"virtualbox\") | .url" )
           wget -nv -O /tmp/vagrant.box $url
 
+      - name: Clean VirtualBox cache
+        run: |
+          # Related issues:
+          # https://bbs.archlinux.org/viewtopic.php?id=298056
+          # https://forums.virtualbox.org/viewtopic.php?t=112438
+          # https://forums.virtualbox.org/viewtopic.php?t=112481
+          echo "3" | sudo tee /proc/sys/vm/drop_caches
+          echo "1" | sudo tee /proc/sys/vm/drop_caches
+
+      - name: free after clean cache
+        run: |
+          free -h
+
       - name: Run Molecule tests.
         run: molecule --debug -v --base-config ./molecule/config/windows.yml test -s ${{ matrix.scenario }} -p ${{ matrix.distro }}
         env:
diff --git a/deployments/ansible/molecule/config/windows.yml b/deployments/ansible/molecule/config/windows.yml
index 84470a7037..6e16d1a9f4 100644
--- a/deployments/ansible/molecule/config/windows.yml
+++ b/deployments/ansible/molecule/config/windows.yml
@@ -9,11 +9,11 @@ driver:
     name: virtualbox
 platforms:
   - name: "2016"
-    box: cdaf/WindowsServer
-    box_version: ${MOLECULE_VAGRANT_BOX_VERSION:-2022.09.01}
+    box: StefanScherer/windows_2016
+    box_version: ${MOLECULE_VAGRANT_BOX_VERSION:-2019.02.14}
     box_url: ${MOLECULE_VAGRANT_BOX_URL}
     cpus: 2
-    memory: 4096
+    memory: 8192
     provider_options:
       gui: false
       linked_clone: true
@@ -29,11 +29,11 @@ platforms:
       - "winrm.retry_limit = 50"
       - "winrm.retry_delay = 10"
   - name: "2019"
-    box: gusztavvargadr/windows-server-2019-standard
-    box_version: ${MOLECULE_VAGRANT_BOX_VERSION:-1809.0.2312}
+    box: StefanScherer/windows_2019
+    box_version: ${MOLECULE_VAGRANT_BOX_VERSION:-2021.05.15}
     box_url: ${MOLECULE_VAGRANT_BOX_URL}
     cpus: 2
-    memory: 4096
+    memory: 8192
     provider_options:
       gui: false
       linked_clone: true
@@ -43,7 +43,7 @@ platforms:
     box_version: ${MOLECULE_VAGRANT_BOX_VERSION:-2102.0.2312}
     box_url: ${MOLECULE_VAGRANT_BOX_URL}
     cpus: 2
-    memory: 4096
+    memory: 8192
     provider_options:
       gui: false
       linked_clone: true