diff --git a/.github/workflows/on-pr-publish.yaml b/.github/workflows/on-pr-publish.yaml
index b2694320..1ec40697 100644
--- a/.github/workflows/on-pr-publish.yaml
+++ b/.github/workflows/on-pr-publish.yaml
@@ -37,7 +37,7 @@ jobs:
         name: Output SHA and version tag
         run: |
           echo sha=$(echo ${GITHUB_SHA:0:7}) >> "$GITHUB_OUTPUT"
-          echo tag=$(echo ${GITHUB_REF#refs/tags/}) >> "$GITHUB_OUTPUT""
+          echo tag=$(echo ${GITHUB_REF#refs/tags/}) >> "$GITHUB_OUTPUT"
       - name: Build and tag Docker image
         run: |
           docker build . \