diff --git a/.github/workflows/docker-build.yaml b/.github/workflows/docker-build.yaml
index 8b85644..a6748be 100644
--- a/.github/workflows/docker-build.yaml
+++ b/.github/workflows/docker-build.yaml
@@ -38,7 +38,7 @@ jobs:
 
       # https://github.com/marketplace/actions/docker-setup-buildx
       - name: setup docker buildx
-        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0
+        uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0
 
       # https://github.com/marketplace/actions/build-and-push-docker-images
       - name: build docker image
diff --git a/.github/workflows/docker-push.yaml b/.github/workflows/docker-push.yaml
index fdab01b..726518a 100644
--- a/.github/workflows/docker-push.yaml
+++ b/.github/workflows/docker-push.yaml
@@ -56,7 +56,7 @@ jobs:
 
       # https://github.com/marketplace/actions/docker-setup-buildx
       - name: setup docker buildx
-        uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3.12.0
+        uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0
 
       # https://github.com/marketplace/actions/cosign-installer
       - name: setup cosign