diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index efc4ef9..7c942d7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -2,9 +2,9 @@ name: CI/CD
 
 on:
   push:
-    branches: [ main ]
+    branches: [ main, master ]
   pull_request:
-    branches: [ main ]
+    branches: [ main, master ]
 
 permissions:
   contents: read