diff --git a/runtime/doc/insert.txt b/runtime/doc/insert.txt
index da028e8..df0cff9 100644
--- a/runtime/doc/insert.txt
+++ b/runtime/doc/insert.txt
@@ -1,4 +1,4 @@
-*insert.txt*    For Vim version 9.1.  Last change: 2025 Jun 11
+*insert.txt*    For Vim version 9.1.  Last change: 2025 Jul 05
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -648,7 +648,7 @@
 10. User defined completion				|i_CTRL-X_CTRL-U|
 11. omni completion					|i_CTRL-X_CTRL-O|
 12. Spelling suggestions				|i_CTRL-X_s|
-13. keywords in 'complete'				|i_CTRL-N| |i_CTRL-P|
+13. completions from 'complete'				|i_CTRL-N| |i_CTRL-P|
 14. contents from registers				|i_CTRL-X_CTRL-R|
 
 Additionally, |i_CTRL-X_CTRL-Z| stops completion without changing the text.
@@ -1103,25 +1103,23 @@
 			previous one.
 
 
-Completing keywords from different sources		*compl-generic*
+Completing from different sources			*compl-generic*
 
 							*i_CTRL-N*
-CTRL-N			Find next match for words that start with the
-			keyword in front of the cursor, looking in places
-			specified with the 'complete' option.  The found
-			keyword is inserted in front of the cursor.
+CTRL-N			Find the next match for a word ending at the cursor,
+			using the sources specified in the 'complete' option.
+			All sources complete from keywords, except functions,
+			which may complete from non-keyword.  The matched
+			text is inserted before the cursor.
 
 							*i_CTRL-P*
-CTRL-P			Find previous match for words that start with the
-			keyword in front of the cursor, looking in places
-			specified with the 'complete' option.  The found
-			keyword is inserted in front of the cursor.
+CTRL-P			Same as CTRL-N, but find the previous match.
 
-	CTRL-N		Search forward for next matching keyword.  This
-			keyword replaces the previous matching keyword.
+	CTRL-N		Search forward through the matches and insert the
+			next one.
 
-	CTRL-P		Search backwards for next matching keyword.  This
-			keyword replaces the previous matching keyword.
+	CTRL-P		Search backward through the matches and insert the
+			previous one.
 
 	CTRL-X CTRL-N or
 	CTRL-X CTRL-P	Further use of CTRL-X CTRL-N or CTRL-X CTRL-P will
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index cf064e1..034c04f 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 Jul 03
+*options.txt*	For Vim version 9.1.  Last change: 2025 Jul 05
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -2123,15 +2123,12 @@
 		name of a function or a |Funcref|.  For |Funcref| values,
 		spaces must be escaped with a backslash ('\'), and commas with
 		double backslashes ('\\') (see |option-backslash|).
+		Unlike other sources, functions can provide completions starting
+		from a non-keyword character before the cursor, and their
+		start position for replacing text may differ from other sources.
 		If the Dict returned by the {func} includes {"refresh": "always"},
 		the function will be invoked again whenever the leading text
 		changes.
-		Completion matches are always inserted at the keyword
-		boundary, regardless of the column returned by {func} when
-		a:findstart is 1.  This ensures compatibility with other
-		completion sources.
-		To make further modifications to the inserted text, {func}
-		can make use of |CompleteDonePre|.
 		If generating matches is potentially slow, |complete_check()|
 		should be used to avoid blocking and preserve editor
 		responsiveness.