diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c6d8c73b..e6244308 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,7 +8,7 @@ permissions:
   pull-requests: write
 
 env:
-  SRC_BRANCH: main
+  SRC_BRANCH: build-workflow3
   BUILD_BRANCH: build-test
   BUILD_DIRNAME: build
   BUILD_BRANCH_REPO_DIRNAME: build.repo