diff --git a/.github/workflows/arc-publish-chart.yaml b/.github/workflows/arc-publish-chart.yaml
index 56356986..41e5c5b0 100644
--- a/.github/workflows/arc-publish-chart.yaml
+++ b/.github/workflows/arc-publish-chart.yaml
@@ -63,7 +63,7 @@ jobs:
         python-version: '3.11'
 
     - name: Set up chart-testing
-      uses: helm/chart-testing-action@v2.6
+      uses: helm/chart-testing-action@v2.6.0
 
     - name: Run chart-testing (list-changed)
       id: list-changed