diff --git a/.github/workflows/buildifier.yaml b/.github/workflows/buildifier.yaml
index 0860b29..95d9195 100644
--- a/.github/workflows/buildifier.yaml
+++ b/.github/workflows/buildifier.yaml
@@ -14,6 +14,6 @@ jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
       - name: buildifier
         run: bazel run --enable_bzlmod //.github/workflows:buildifier.check