diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index e09f6e412..44b48ad7b 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -85,7 +85,7 @@ jobs:
       # https://github.com/sigstore/cosign-installer
       - name: Install cosign
         if: github.event_name != 'pull_request'
-        uses: sigstore/cosign-installer@dc72c7d5c4d10cd6bcb8cf6e3fd625a9e5e537da #3.7.0
+        uses: sigstore/cosign-installer@d7d6bc7722e3daa8354c50bcb52f4837da5e9b6a #3.8.1
         with:
           cosign-release: 'v2.2.3'