diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a2d41fba..7edb8f79 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -2,6 +2,8 @@ name: ci
 
 on:
   push:
+    branches:
+      - master
   pull_request:
 
 defaults: