diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 1f14288..5b683ff 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -67,7 +67,7 @@ jobs:
         uses: docker/setup-qemu-action@v3
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435 # v3.11.1
 
       - uses: actions/checkout@v4
 
diff --git a/.github/workflows/test_build.yml b/.github/workflows/test_build.yml
index f07a971..0d7564f 100644
--- a/.github/workflows/test_build.yml
+++ b/.github/workflows/test_build.yml
@@ -22,7 +22,7 @@ jobs:
     steps:
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435 # v3.11.1
 
       - uses: actions/checkout@v4