diff --git a/.github/workflows/CD-build.yml b/.github/workflows/CD-build.yml
index 3e69075..b7893ae 100644
--- a/.github/workflows/CD-build.yml
+++ b/.github/workflows/CD-build.yml
@@ -3,10 +3,10 @@ name: CD
 on:
   push:
     branches:
-     - main
+     - master
   pull_request:
     branches:
-      - main
+      - master
 
 jobs: