diff --git a/pep-0661.rst b/pep-0661.rst
index 7136827ec5e..b8b8ca4dc12 100644
--- a/pep-0661.rst
+++ b/pep-0661.rst
@@ -1,6 +1,7 @@
 PEP: 661
 Title: Sentinel Values
 Author: Tal Einat <tal@python.org>
+Discussions-To: https://discuss.python.org/t/pep-661-sentinel-values/9126
 Status: Draft
 Type: Standards Track
 Content-Type: text/x-rst