diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1272c2a..9c39fdc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -33,10 +33,10 @@ jobs:
         uses: actions/checkout@v6
 
       - name: Install kustomize
-        uses: imranismail/setup-kustomize@v2
+        uses: imranismail/setup-kustomize@v3
 
       - name: Install Helm
-        uses: azure/setup-helm@v4
+        uses: azure/setup-helm@v5
 
       - name: Build overlays
         run: |
@@ -56,7 +56,7 @@ jobs:
       pull-requests: write
     steps:
       - name: Comment on PR
-        uses: actions/github-script@v8
+        uses: actions/github-script@v9
         with:
           script: |
             const environments = ['dev', 'staging', 'production'];
diff --git a/.github/workflows/diff.yml b/.github/workflows/diff.yml
index 5f50124..47e2169 100644
--- a/.github/workflows/diff.yml
+++ b/.github/workflows/diff.yml
@@ -21,10 +21,10 @@ jobs:
         uses: actions/checkout@v6
 
       - name: Install kustomize
-        uses: imranismail/setup-kustomize@v2
+        uses: imranismail/setup-kustomize@v3
 
       - name: Install Helm
-        uses: azure/setup-helm@v4
+        uses: azure/setup-helm@v5
 
       - name: Render overlays
         run: |
@@ -37,7 +37,7 @@ jobs:
           echo "All overlays rendered."
 
       - name: Upload rendered manifests
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: rendered-${{ inputs.environment }}
           path: rendered/