diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 30ba8aa6..7be9be57 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -42,7 +42,7 @@ jobs:
           install-only: true
 
       - name: Install cosign
-        uses: sigstore/cosign-installer@d7543c93d881b35a8faa02e8e3605f69b7a1ce62 # v3.10.0
+        uses: sigstore/cosign-installer@cad07c2e89fa2edd6e2d7bab4c1aa38e53f76003 # v4.1.1
 
       - name: Install syft
         uses: anchore/sbom-action/download-syft@e22c389904149dbc22b58101806040fa8d37a610 # v0.24.0
diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index 0854c441..fb294ce8 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -39,7 +39,7 @@ jobs:
           install-only: true
 
       - name: Install cosign
-        uses: sigstore/cosign-installer@d7543c93d881b35a8faa02e8e3605f69b7a1ce62 # v3.10.0
+        uses: sigstore/cosign-installer@cad07c2e89fa2edd6e2d7bab4c1aa38e53f76003 # v4.1.1
 
       - name: Install syft
         uses: anchore/sbom-action/download-syft@e22c389904149dbc22b58101806040fa8d37a610 # v0.24.0