diff --git a/.github/workflows/docker.yml b/.github/workflows/docker.yml
index 8e12c69..d83c024 100644
--- a/.github/workflows/docker.yml
+++ b/.github/workflows/docker.yml
@@ -31,7 +31,7 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c # v4
+        uses: docker/setup-buildx-action@37fe631027851001ddb9b187196cc803df7f5f0e # v4
 
       - name: Build (validation only — no push)
         uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a # v7