diff --git a/.github/workflows/docker.yaml b/.github/workflows/docker.yaml
index e690b56..bde2eae 100644
--- a/.github/workflows/docker.yaml
+++ b/.github/workflows/docker.yaml
@@ -20,7 +20,7 @@ jobs:
       id-token: write 
     steps:
       - name: Install Cosign
-        uses: sigstore/cosign-installer@398d4b0eeef1380460a10c8013a76f728fb906ac # v3
+        uses: sigstore/cosign-installer@cad07c2e89fa2edd6e2d7bab4c1aa38e53f76003 # v4.1.1
 
       - name: Log in to DockerHub
         uses: docker/login-action@465a07811f14bebb1938fbed4728c6a1ff8901fc # v2