diff --git a/.github/workflows/generate-pdf.yml b/.github/workflows/generate-pdf.yml
index de8e6cb..6ac7d52 100644
--- a/.github/workflows/generate-pdf.yml
+++ b/.github/workflows/generate-pdf.yml
@@ -2,6 +2,9 @@ name: Generate and Commit eBook PDF via Asciidoctor
 
 on:
   push:
+    branches-ignore:
+      - 'main'
+      - 'master'
     paths:
       - '**.adoc'  # Trigger on changes to .adoc files
   workflow_dispatch:  # Allow manual triggering