diff --git a/.github/workflows/demo.yml b/.github/workflows/demo.yml
index 686ab52..1662730 100644
--- a/.github/workflows/demo.yml
+++ b/.github/workflows/demo.yml
@@ -20,6 +20,7 @@ jobs:
 
   gobenchdata-publish:
     runs-on: ubuntu-latest
+    if: github.ref == 'refs/heads/main'
     steps:
     - name: checkout
       uses: actions/checkout@v2