diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index 8cecdb1..1d0f07e 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -33,6 +33,6 @@ jobs:
           context: .
           push: ${{ github.event_name != 'pull_request' }}
           tags: |
-            # set latest tag for default branch
-            type=raw,value=latest,enable={{is_default_branch}}
+            # set latest tag for main branch
+            type=raw,value=latest,enable=${{ github.ref == format('refs/heads/{0}', 'main') }}
           labels: ${{ steps.meta.outputs.labels }}