diff --git a/.github/workflows/validate-k8s.yml b/.github/workflows/validate-k8s.yml
index d3f7861..ae6d383 100644
--- a/.github/workflows/validate-k8s.yml
+++ b/.github/workflows/validate-k8s.yml
@@ -72,7 +72,9 @@ jobs:
           helmfile --version
 
       - name: Install Helm Diff plugin
-        run: helm plugin install https://github.com/databus23/helm-diff || true
+        run: |
+          helm plugin install https://github.com/databus23/helm-diff --version v3.9.3
+          helm diff version
 
       - name: Debug Helm env
         run: |