diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index da09da4a44..a5133d8b1e 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -48,7 +48,7 @@ jobs:
       - name: Docker build and push
         uses: docker/build-and-push-action@v3
         with:
-          tags: ghcr.io/kata-containers/test-images:unencrypted-${{ pr-number }}
+          tags: ghcr.io/kata-containers/test-images:unencrypted-${{ inputs.pr-number }}
           push: true
           context: .
           platforms: linux/amd64, linux/s390x