From 59f21737791d1c0ce4d6fa190566e446670f4263 Mon Sep 17 00:00:00 2001
From: Joseph Wright <joseph.wright@morningstar2.co.uk>
Date: Mon, 8 Feb 2021 19:16:58 +0000
Subject: [PATCH] Format parts

---
 l3kernel/doc/source3body.tex | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/l3kernel/doc/source3body.tex b/l3kernel/doc/source3body.tex
index 9e13999bfe..0be8686eaa 100644
--- a/l3kernel/doc/source3body.tex
+++ b/l3kernel/doc/source3body.tex
@@ -89,6 +89,12 @@
 \makeatletter
 % l3doc is based on article, but for these very large documents we need
 % chapters; the code is based on the standard classes but somewhat simplified
+\renewcommand\part{%
+    \clearpage
+  \thispagestyle{plain}%
+  \@tempswafalse
+  \null\vfil
+  \secdef\@part\@spart}
 \newcounter {chapter}
 \numberwithin{section}{chapter}
 \renewcommand \thechapter {\@arabic\c@chapter}