diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index f7fd789..d793aaa 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -39,7 +39,7 @@ jobs:
       # https://github.com/sigstore/cosign-installer
       - name: Install cosign
         if: github.event_name != 'pull_request'
-        uses: sigstore/cosign-installer@v3.9.0 #v3.4.0
+        uses: sigstore/cosign-installer@v3.9.1 #v3.4.0
 
       # Set up BuildKit Docker container builder to be able to build
       # multi-platform images and export cache