diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 0a5f8ea..25aac3e 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -32,7 +32,7 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Setup Cosign
-        uses: sigstore/cosign-installer@7e8b541eb2e61bf99390e1afd4be13a184e9ebc5 # v3.10.1
+        uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0
       - uses: anchore/sbom-action/download-syft@43a17d6e7add2b5535efe4dcae9952337c479a93 # v0.20.11
       - name: Create release and SBOM
         if: startsWith(github.ref, 'refs/tags/v')
@@ -65,7 +65,7 @@ jobs:
         uses: azure/setup-helm@5119fcb9089d432beecbf79bb2c7915207344b78 #v3.5
 
       - name: Setup Cosign
-        uses: sigstore/cosign-installer@7e8b541eb2e61bf99390e1afd4be13a184e9ebc5 # v3.10.1
+        uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0
 
       - name: Login to Github Container Registry using helm
         run: echo ${{ secrets.GITHUB_TOKEN }} | helm registry login ghcr.io --username ${{ github.actor }} --password-stdin