diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index ff890e7..fd7ccee 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -1,6 +1,8 @@
 name: Deploy to shinyapps.io
 
 on: push
+  branches:
+    - main 
 jobs:
   re-deploy:
     runs-on: ubuntu-latest