diff --git a/.github/workflows/pull_request_build.yml b/.github/workflows/pull_request_build.yml
index 7a307ac..d7b68b7 100644
--- a/.github/workflows/pull_request_build.yml
+++ b/.github/workflows/pull_request_build.yml
@@ -1,9 +1,9 @@
 name: Test
 on:
   push:
-    branches: [master]
+    branches: [main]
   pull_request:
-    branches: [master]
+    branches: [main]
 jobs:
   test:
     runs-on: ubuntu-latest