diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 48b23b1..08aca22 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
         with:
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_PASSWORD }}
-      - uses: docker/build-push-action@v2.4.0
+      - uses: docker/build-push-action@v4.0.0
         with:
           context: .  # See: https://github.com/docker/build-push-action/issues/182#issuecomment-814589666
           file: ${{ matrix.os }}/Dockerfile