diff --git a/.github/workflows/publish_docker_image.yml b/.github/workflows/publish_docker_image.yml
index 1b86813f9..7ffef3777 100644
--- a/.github/workflows/publish_docker_image.yml
+++ b/.github/workflows/publish_docker_image.yml
@@ -37,10 +37,10 @@ jobs:
         uses: docker/metadata-action@818d4b7b91585d195f67373fd9cb0332e31a7175
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
-        flavor: |
-          latest=auto
-          prefix=slim-,onlatest=true
-          suffix=
+          flavor: |
+            latest=auto
+            prefix=slim-,onlatest=true
+            suffix=
         
       - name: Build and push Docker image (slim)
         uses: docker/build-push-action@2eb1c1961a95fc15694676618e422e8ba1d63825