diff --git a/.github/workflows/python-publish.yml b/.github/workflows/python-publish.yml
index eb550e2..e45a011 100644
--- a/.github/workflows/python-publish.yml
+++ b/.github/workflows/python-publish.yml
@@ -15,6 +15,7 @@ on:
     paths: 'setup.py'
   workflow_run:
     workflows: ["semantic-release"]
+    branches: [ "main" ]
     types: [completed]
 
 permissions: