diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index 035f6f7..0b7ba91 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -1,4 +1,4 @@
-*options.txt*	For Vim version 9.1.  Last change: 2025 Mar 26
+*options.txt*	For Vim version 9.1.  Last change: 2025 Mar 27
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -6478,6 +6478,15 @@
 	Insert mode completion.  When zero as much space as available is used.
 	|ins-completion-menu|.
 
+						*'pummaxwidth'* *'pmw'*
+'pummaxwidth' 'pmw'	number	(default 0)
+			global
+	Determines the maximum width to use for the popup menu for completion.
+	When zero, there is no maximum width limit, otherwise the popup menu
+	will never be wider than this value.  Truncated text will be indicated
+	by "..." at the end.  Takes precedence over 'pumwidth'.
+	|ins-completion-menu|.
+
 						*'pumwidth'* *'pw'*
 'pumwidth' 'pw'		number	(default 15)
 			global