diff --git a/runtime/doc/help.txt b/runtime/doc/help.txt
index 1b3839e..f5c3e6d 100644
--- a/runtime/doc/help.txt
+++ b/runtime/doc/help.txt
@@ -132,7 +132,7 @@
 |windows.txt|	commands for using multiple windows and buffers
 |tabpage.txt|	commands for using multiple tab pages
 |spell.txt|	spell checking
-|diff.txt|	working with two to four versions of the same file
+|diff.txt|	working with two to eight versions of the same file
 |autocmd.txt|	automatically executing commands on an event
 |eval.txt|	expression evaluation, conditional commands
 |channel.txt|	Jobs, Channels, inter-process communication
@@ -145,6 +145,7 @@
 |term.txt|	using different terminals and mice
 |terminal.txt|	Terminal window support
 |popup.txt|	popup window support
+|vim9.txt|	using Vim9 script
 
 Programming language support ~
 |indent.txt|	automatic indenting for C and other languages
@@ -153,6 +154,8 @@
 |filetype.txt|	settings done specifically for a type of file
 |quickfix.txt|	commands for a quick edit-compile-fix cycle
 |ft_ada.txt|	Ada (the programming language) support
+|ft_ps1.txt|	Filetype plugin for Windows PowerShell
+|ft_raku.txt|	Filetype plugin for Raku
 |ft_rust.txt|	Filetype plugin for Rust
 |ft_sql.txt|	about the SQL filetype plugin