diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c1ce80f..79cfc41 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -43,7 +43,7 @@ jobs:
         if: github.event_name != 'pull_request'
         uses: sigstore/cosign-installer@e1523de7571e31dbe865fd2e80c5c7c23ae71eb4 # v3.4.0
         with:
-          cosign-release: 'v2.1.1'
+          cosign-release: 'v2.6.5'
 
       # Set up BuildKit Docker container builder to be able to build
       # multi-platform images and export cache