diff --git a/peps/pep-9999.rst b/peps/pep-9999.rst
index e27432779eb..5edc7f329e1 100644
--- a/peps/pep-9999.rst
+++ b/peps/pep-9999.rst
@@ -9,6 +9,7 @@ Discussions-To:
 Status: Draft
 Type: Standards Track
 Topic: Packaging
+Requires: 725
 Created: 03-Sep-2025
 Post-History: 03-Sep-2025,
 Resolution: