diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index a9d1e7c..d103224 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -56,7 +56,7 @@ jobs:
       - name: 🏗 Set up QEMU
         uses: docker/setup-qemu-action@v3.7.0
       - name: 🏗 Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3.12.0
+        uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4.0.0
       - name: 🏗  Login to GitHub Container Registry
         uses: docker/login-action@v3.7.0
         with: