diff --git a/.github/workflows/chart-testing.yml b/.github/workflows/chart-testing.yml
index 681942e..626b5b0 100644
--- a/.github/workflows/chart-testing.yml
+++ b/.github/workflows/chart-testing.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0