diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 53dd7ce..76ae8f1 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -71,7 +71,7 @@ jobs:
             ./cmd/server
 
       - name: Install Cosign
-        uses: sigstore/cosign-installer@7e8b541eb2e61bf99390e1afd4be13a184e9ebc5 # v3.10.1
+        uses: sigstore/cosign-installer@faadad0cce49287aee09b3a48701e75088a2c6ad # v4.0.0
 
       - name: Sign Image with Cosign
         env: