diff --git a/.github/workflows/lint-test.yaml b/.github/workflows/lint-test.yaml
index 905affa6..ded95bf8 100644
--- a/.github/workflows/lint-test.yaml
+++ b/.github/workflows/lint-test.yaml
@@ -21,7 +21,7 @@ jobs:
               - 'charts/nextcloud/values.yaml'
               - 'charts/nextcloud/templates/**'
 
-  lint-test:
+  lint:
     runs-on: ubuntu-22.04
     needs: changes
     if: needs.changes.outputs.src != 'false'
@@ -56,6 +56,36 @@ jobs:
         if: steps.list-changed.outputs.changed == 'true'
         run: ct lint --target-branch ${{ github.event.repository.default_branch }}
 
+  test-internal-database:
+    runs-on: ubuntu-22.04
+    needs: [changes, lint]
+    if: needs.changes.outputs.src != 'false'
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Install Helm
+        uses: azure/setup-helm@v4
+        with:
+          version: v3.14.4
+
+      - name: Add dependency chart repos
+        run: |
+          helm repo add bitnami https://charts.bitnami.com/bitnami
+
+      - name: Set up chart-testing
+        uses: helm/chart-testing-action@v2.6.1
+
+      - name: Run chart-testing (list-changed)
+        id: list-changed
+        run: |
+          changed=$(ct list-changed --target-branch ${{ github.event.repository.default_branch }})
+          if [[ -n "$changed" ]]; then
+            echo "changed=true" >> "$GITHUB_OUTPUT"
+          fi
+
       - name: Create kind cluster
         uses: helm/kind-action@v1.10.0
         if: steps.list-changed.outputs.changed == 'true'
@@ -64,3 +94,44 @@ jobs:
         id: install
         if: steps.list-changed.outputs.changed == 'true'
         run: ct install --target-branch ${{ github.event.repository.default_branch }}
+
+  test-postgresql-database:
+    runs-on: ubuntu-22.04
+    needs: [changes, lint]
+    if: needs.changes.outputs.src != 'false'
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Install Helm
+        uses: azure/setup-helm@v4
+        with:
+          version: v3.14.4
+
+      - name: Add dependency chart repos
+        run: |
+          helm repo add bitnami https://charts.bitnami.com/bitnami
+
+      - name: Set up chart-testing
+        uses: helm/chart-testing-action@v2.6.1
+
+      - name: Run chart-testing (list-changed)
+        id: list-changed
+        run: |
+          changed=$(ct list-changed --target-branch ${{ github.event.repository.default_branch }})
+          if [[ -n "$changed" ]]; then
+            echo "changed=true" >> "$GITHUB_OUTPUT"
+          fi
+
+      - name: Create kind cluster
+        uses: helm/kind-action@v1.10.0
+        if: steps.list-changed.outputs.changed == 'true'
+
+      - name: Run chart-testing (install)
+        id: install
+        if: steps.list-changed.outputs.changed == 'true'
+        run: |
+            ct install --target-branch ${{ github.event.repository.default_branch }} \
+            --helm-extra-set-args "--set=postgresql.enabled=true --set=postgresql.global.postgresql.auth.password=testing123456 --set=internalDatabase.enabled=false --set=externalDatabase.enabled=True --set=externalDatabase.type=postgresql --set=externalDatabase.password=testing123456"
diff --git a/charts/nextcloud/Chart.lock b/charts/nextcloud/Chart.lock
index 8a002f80..f6ac2d62 100644
--- a/charts/nextcloud/Chart.lock
+++ b/charts/nextcloud/Chart.lock
@@ -1,12 +1,12 @@
 dependencies:
 - name: postgresql
   repository: oci://registry-1.docker.io/bitnamicharts
-  version: 12.12.10
+  version: 15.5.0
 - name: mariadb
   repository: oci://registry-1.docker.io/bitnamicharts
-  version: 12.2.9
+  version: 18.2.0
 - name: redis
   repository: oci://registry-1.docker.io/bitnamicharts
-  version: 17.13.2
-digest: sha256:92fe0891c35c2586cfe3b76154412c188bb75cc0a687e1d771fc4c1cf0f8973d
-generated: "2023-11-11T19:19:38.983179104+01:00"
+  version: 19.5.0
+digest: sha256:4efc098feeb7f4486b7166f1c71b9c54bfee0797663a3339f379d397297303c7
+generated: "2024-06-03T09:51:56.321676+02:00"
diff --git a/charts/nextcloud/Chart.yaml b/charts/nextcloud/Chart.yaml
index cee10d28..ae07f63b 100644
--- a/charts/nextcloud/Chart.yaml
+++ b/charts/nextcloud/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v2
 name: nextcloud
-version: 4.6.11
+version: 5.0.0
 appVersion: 29.0.1
 description: A file sharing server that puts the control and security of your own data back into your hands.
 keywords:
@@ -23,14 +23,14 @@ maintainers:
     email: jeff@billimek.com
 dependencies:
   - name: postgresql
-    version: 12.12.*
+    version: 15.5.0
     repository: oci://registry-1.docker.io/bitnamicharts
     condition: postgresql.enabled
   - name: mariadb
-    version: 12.2.*
+    version: 18.2.0
     repository: oci://registry-1.docker.io/bitnamicharts
     condition: mariadb.enabled
   - name: redis
-    version: 17.13.*
+    version: 19.5.0
     repository: oci://registry-1.docker.io/bitnamicharts
     condition: redis.enabled