diff --git a/.github/workflows/docker_example.yml b/.github/workflows/docker_example.yml
index 280a00f..7068d78 100644
--- a/.github/workflows/docker_example.yml
+++ b/.github/workflows/docker_example.yml
@@ -42,7 +42,7 @@ jobs:
         if: github.event_name != 'pull_request'
         uses: sigstore/cosign-installer@v3.4.0
         with:
-          cosign-release: 'v2.1.1'
+          cosign-release: 'v2.2.3'
 
       # Set up BuildKit Docker container builder to be able to build
       # multi-platform images and export cache