diff --git a/.github/workflows/build_pdf.yml b/.github/workflows/build_pdf.yml
index 97f2fd7..8cfa3c9 100644
--- a/.github/workflows/build_pdf.yml
+++ b/.github/workflows/build_pdf.yml
@@ -1,10 +1,7 @@
 
 name: Build PDF and Upload Artifact
 
-on:
-  push:
-    branches:
-      - main
+on: [push]
 
 jobs:
   build: