diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index dc703d1..dc6167d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -2,7 +2,8 @@ name: Build
 
 on:
   push:
-    branches: {}
+    branches:
+      - master
   pull_request: {}
 
 jobs: