diff --git a/.github/workflows/php-compatibility.yml b/.github/workflows/php-compatibility.yml
index 398bc5deb99dc..f7c67a88656b0 100644
--- a/.github/workflows/php-compatibility.yml
+++ b/.github/workflows/php-compatibility.yml
@@ -47,6 +47,8 @@ jobs:
     permissions:
       contents: read
     if: ${{ github.repository == 'WordPress/wordpress-develop' || github.event_name == 'pull_request' }}
+    with:
+      php-version: '7.4'
 
   slack-notifications:
     name: Slack Notifications