diff --git a/runtime/doc/builtin.txt b/runtime/doc/builtin.txt
index c82ff81..9d01015 100644
--- a/runtime/doc/builtin.txt
+++ b/runtime/doc/builtin.txt
@@ -1,4 +1,4 @@
-*builtin.txt*	For Vim version 9.1.  Last change: 2024 Dec 30
+*builtin.txt*	For Vim version 9.1.  Last change: 2024 Dec 31
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -1896,10 +1896,15 @@
 				See |complete_info_mode| for the values.
 		   pum_visible	|TRUE| if popup menu is visible.
 				See |pumvisible()|.
-		   items	List of completion matches.  Each item is a
-				dictionary containing the entries "word",
+		   items	List of all completion candidates. Each item
+				is a dictionary containing the entries "word",
 				"abbr", "menu", "kind", "info" and "user_data".
 				See |complete-items|.
+		   matches	Same as "items", but only returns items that
+				are matching current query. If both "matches"
+				and "items" are in "what", the returned list
+				will still be named "items", but each item
+				will have an additional "match" field.
 		   selected	Selected item index.  First index is zero.
 				Index is -1 if no item is selected (showing
 				typed text only, or the last completion after