diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index 24d17b8..01eebe9 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -41,7 +41,7 @@ jobs:
       # https://github.com/sigstore/cosign-installer
       - name: Install cosign
         if: github.event_name != 'pull_request'
-        uses: sigstore/cosign-installer@204a51a57a74d190b284a0ce69b44bc37201f343
+        uses: sigstore/cosign-installer@a5d81fb6bdbcbb3d239e864d6552820420254494
         with:
           cosign-release: 'v1.6.0'