Update runtime files
diff --git a/runtime/doc/help.txt b/runtime/doc/help.txt
index f5c3e6d..f339dad 100644
--- a/runtime/doc/help.txt
+++ b/runtime/doc/help.txt
@@ -88,6 +88,7 @@
 |usr_43.txt|  Using filetypes
 |usr_44.txt|  Your own syntax highlighted
 |usr_45.txt|  Select your language
+|usr_46.txt|  Write plugins using Vim9 script
 
 Making Vim Run ~
 |usr_90.txt|  Installing Vim