diff --git a/runtime/doc/builtin.txt b/runtime/doc/builtin.txt
index 0126340..3448ed5 100644
--- a/runtime/doc/builtin.txt
+++ b/runtime/doc/builtin.txt
@@ -1,4 +1,4 @@
-*builtin.txt*	For Vim version 9.0.  Last change: 2022 Jun 27
+*builtin.txt*	For Vim version 9.0.  Last change: 2022 Sep 10
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar