diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 548c8acf..7d044020 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -16,7 +16,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v1
       - name: Run chart-testing (lint)
-        uses: helm/chart-testing-action@master
+        uses: helm/chart-testing-action@main
         with:
           command: lint
           config: .github/chart-testing.yaml
@@ -75,7 +75,7 @@ jobs:
         with:
           node_image: kindest/node:${{ matrix.k8s }}
       - name: Run chart-testing (install)
-        uses: helm/chart-testing-action@master
+        uses: helm/chart-testing-action@main
         with:
           command: install
           config: .github/chart-testing.yaml
\ No newline at end of file