diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 96d79be..939c8ff 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -3,10 +3,10 @@ name: ci
 on:
   push:
     branches:
-      - main
+      - master
   pull_request:
     branches:
-      - main
+      - master
 
 env:
   DENO_VERSION: vx.x.x