diff --git a/.github/workflows/test-linux-node18.yml b/.github/workflows/test-linux-node18.yml
index 11225ff..4632300 100644
--- a/.github/workflows/test-linux-node18.yml
+++ b/.github/workflows/test-linux-node18.yml
@@ -5,7 +5,7 @@ name: test-linux-node18
 
 on:
   pull_request:
-    branches: [main]
+    branches: [master]
 
 jobs:
   build: