diff --git a/runtime/doc/builtin.txt b/runtime/doc/builtin.txt
index 4ad6b3d..b69f6b4 100644
--- a/runtime/doc/builtin.txt
+++ b/runtime/doc/builtin.txt
@@ -8158,7 +8158,7 @@
 <		      1.41
 
 		You will get an overflow error |E1510|, when the field-width
-		or precision will result in a string longer than 1 MB
+		or precision will result in a string longer than 1 MiB
 		(1024*1024 = 1048576) chars.
 
 							*E1500*
diff --git a/runtime/doc/version9.txt b/runtime/doc/version9.txt
index 4fb3227..527ed18 100644
--- a/runtime/doc/version9.txt
+++ b/runtime/doc/version9.txt
@@ -41637,8 +41637,8 @@
 - use 'smoothscroll' logic for CTRL-F / CTRL-B for pagewise scrolling
   and CTRL-D / CTRL-U for half-pagewise scrolling
 - New option value for 'fillchars':
-  	"trunc"		- configure truncation indicator, 'pummaxwidth'
-  	"truncrl"	- like "trunc" but in 'rl' mode, 'pummaxwidth'
+	"trunc"		- configure truncation indicator, 'pummaxwidth'
+	"truncrl"	- like "trunc" but in 'rl' mode, 'pummaxwidth'
 
 Ex commands: ~
 - allow to specify a priority when defining a new sign |:sign-define|
diff --git a/runtime/doc/vim9.txt b/runtime/doc/vim9.txt
index 54fb8f3..ba72358 100644
--- a/runtime/doc/vim9.txt
+++ b/runtime/doc/vim9.txt
@@ -1,4 +1,4 @@
-*vim9.txt*	For Vim version 9.1.  Last change: 2025 Apr 03
+*vim9.txt*	For Vim version 9.1.  Last change: 2025 Apr 18
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -1493,11 +1493,11 @@
 tuple<number, string>		a tuple with two items of type |Number| and
 				|String|
 tuple<number, float, bool>	a tuple with three items of type |Number|,
-				|Float| and |Boolean|.
+				|Float| and |Boolean|
 tuple<...list<number>>		a variadic tuple with zero or more items of
-				type |Number|.
+				type |Number|
 tuple<number, ...list<string>>	a tuple with an item of type |Number| followed
-				by zero or more items of type |String|.
+				by zero or more items of type |String|
 
 Examples: >
     var myTuple: tuple<number> = (20,)