diff --git a/.github/workflows/phpdoc-to-github-pages b/.github/workflows/phpdoc-to-github-pages.yml
similarity index 98%
rename from .github/workflows/phpdoc-to-github-pages
rename to .github/workflows/phpdoc-to-github-pages.yml
index 69334e287..36648d157 100644
--- a/.github/workflows/phpdoc-to-github-pages
+++ b/.github/workflows/phpdoc-to-github-pages.yml
@@ -4,7 +4,6 @@ on:
   push:
     branches:
       - "main"
-  pull_request:
   workflow_dispatch:
 
 # Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages