diff --git a/.github/workflows/helm-validation.yaml b/.github/workflows/helm-validation.yaml
index afd42e7..013f006 100644
--- a/.github/workflows/helm-validation.yaml
+++ b/.github/workflows/helm-validation.yaml
@@ -31,7 +31,7 @@ jobs:
           check-latest: true
 
       - name: Set up chart-testing
-        uses: helm/chart-testing-action@v2.7.0
+        uses: helm/chart-testing-action@6ec842c01de15ebb84c8627d2744a0c2f2755c9f #v2.8.0
 
       - name: Run chart-testing (list-changed)
         id: list-changed