diff --git a/.github/workflows/sonar.yml b/.github/workflows/sonar.yml
index d23fae5..e59d695 100644
--- a/.github/workflows/sonar.yml
+++ b/.github/workflows/sonar.yml
@@ -55,6 +55,9 @@ jobs:
     needs: sonarqube
     runs-on: docker
     steps:
+      - name: Prepare environment variables
+        run: |
+          echo REGISTRY=${{ env.FORGEJO_HOST }} >> $GITHUB_ENV
       - name: Setup Node environment
         run: |
           apk add --update nodejs npm