diff --git a/.github/workflows/docker.yaml b/.github/workflows/docker.yaml
index 88f3378..20b49aa 100644
--- a/.github/workflows/docker.yaml
+++ b/.github/workflows/docker.yaml
@@ -2,7 +2,6 @@ name: Build and publish Docker image
 
 on:
   push:
-    branches: [main]
 
 env:
   REGISTRY: ghcr.io
@@ -50,7 +49,7 @@ jobs:
         with:
           context: .
           platforms: linux/amd64,linux/arm64
-          push: true
+          push: ${{github.ref == 'refs/heads/main'}} # only push on main branch
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
           build-args: |