diff --git a/pep-0590.rst b/pep-0590.rst
index c8d114608b9..e3eeb474268 100644
--- a/pep-0590.rst
+++ b/pep-0590.rst
@@ -1,6 +1,7 @@
 PEP: 590
 Title: Vectorcall: a fast calling protocol for CPython
 Author: Mark Shannon <mark@hotpy.org>, Jeroen Demeyer <J.Demeyer@UGent.be>
+BDFL-Delegate: Petr Viktorin <encukou@gmail.com>
 Status: Draft
 Type: Standards Track
 Content-Type: text/x-rst