diff --git a/.github/workflows/publish-image.yml b/.github/workflows/publish-image.yml
index cb0efde..123d1f9 100644
--- a/.github/workflows/publish-image.yml
+++ b/.github/workflows/publish-image.yml
@@ -30,9 +30,9 @@ jobs:
         uses: docker/metadata-action@v4
         with:
           images: ghcr.io/texm/shokku
-        tags: |
-          type=ref,event=branch
-          type=semver,pattern={{raw}}
+          tags: |
+            type=ref,event=branch
+            type=semver,pattern={{raw}}
 
       - name: Build and push Docker image
         uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4