diff --git a/.github/workflows/workflow_build.yaml b/.github/workflows/workflow_build.yaml
index 9e5dbd7..f900b64 100644
--- a/.github/workflows/workflow_build.yaml
+++ b/.github/workflows/workflow_build.yaml
@@ -4,7 +4,7 @@ on:
   workflow_dispatch:
   push:
     branches:
-      - main
+      - master
 jobs:
   build:
     name: Build and push Docker image