diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index ff74970..4eaedc2 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -1,4 +1,4 @@
-*options.txt*	For Vim version 9.1.  Last change: 2024 Mar 26
+*options.txt*	For Vim version 9.1.  Last change: 2024 Mar 28
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -7503,7 +7503,7 @@
 	You may also want to add "lastline" to the 'display' option to show as
 	much of the last line as possible.
 	NOTE: only partly implemented, currently works with CTRL-E, CTRL-Y,
-	CTRL-B, CTRL-F and scrolling with the mouse.
+	CTRL-D, CTRL-U, CTRL-F, CTRL-B and scrolling with the mouse.
 
 					*'softtabstop'* *'sts'*
 'softtabstop' 'sts'	number	(default 0)
@@ -9469,8 +9469,8 @@
 	will scroll 'window' minus two lines, with a minimum of one.
 	When 'window' is equal to 'lines' minus one CTRL-F and CTRL-B scroll
 	in a much smarter way, taking care of wrapping lines.
-	When resizing the Vim window, the value is smaller than 1 or more than
-	or equal to 'lines' it will be set to 'lines' minus 1.
+	When resizing the Vim window, and the value is smaller than 1 or more
+	than or equal to 'lines' it will be set to 'lines' minus 1.
 	Note: Do not confuse this with the height of the Vim window, use
 	'lines' for that.
 
diff --git a/runtime/doc/version9.txt b/runtime/doc/version9.txt
index 82482a7..8ea30a4 100644
--- a/runtime/doc/version9.txt
+++ b/runtime/doc/version9.txt
@@ -1,4 +1,4 @@
-*version9.txt*  For Vim version 9.1.  Last change: 2024 Mar 26
+*version9.txt*  For Vim version 9.1.  Last change: 2024 Mar 28
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -41555,6 +41555,7 @@
 -------
 
 - use 'smoothscroll' logic for CTRL-F and CTRL-B for pagewise scrolling
+- use 'smoothscroll' logic for CTRL-D and CTRL-U for half-pagewise scrolling
 
 Added						*added-9.2*
 -----