diff --git a/.github/workflows/dbt-docker-publish-pmt.yml b/.github/workflows/dbt-docker-publish-pmt.yml
index b570c55..f6c714b 100644
--- a/.github/workflows/dbt-docker-publish-pmt.yml
+++ b/.github/workflows/dbt-docker-publish-pmt.yml
@@ -28,7 +28,7 @@ jobs:
         if: github.event_name != 'pull_request'
         uses: sigstore/cosign-installer@6e04d228eb30da1757ee4e1dd75a0ec73a653e06 #v3.1.1
         with:
-          cosign-release: 'v2.2.3'
+          cosign-release: 'v2.1.1'
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@f95db51fddba0c2d1ec667646a06c2ce06100226 # v3.0.0