diff --git a/.github/workflows/check-s3.yml b/.github/workflows/check-s3.yml
index 5ef5710..20f476a 100644
--- a/.github/workflows/check-s3.yml
+++ b/.github/workflows/check-s3.yml
@@ -3,7 +3,7 @@ name: Check S3 Access
 on:
   push:
     branches:
-      - main
+      - testbranch
 
 jobs:
   check-s3: