diff --git a/runtime/doc/map.txt b/runtime/doc/map.txt
index ef31261..905f9ad 100644
--- a/runtime/doc/map.txt
+++ b/runtime/doc/map.txt
@@ -1,4 +1,4 @@
-*map.txt*       For Vim version 9.0.  Last change: 2023 Feb 18
+*map.txt*       For Vim version 9.0.  Last change: 2023 Feb 27
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -1073,7 +1073,7 @@
 	On		protocol is used
 	Disabled	protocol was used but expected to have been disabled
 			by 't_TE'
-	Cleared		protocol expected to have beeen disabled by 't_TE',
+	Cleared		protocol expected to have been disabled by 't_TE',
 			previous state is unknown
 
 
@@ -1421,12 +1421,13 @@
 
 						*<SID>* *<SNR>* *E81*
 The string "<SID>" can be used in a mapping or menu.  This requires that the
-'<' flag is not present in 'cpoptions'.
+'<' flag is not present in 'cpoptions'.  This is useful if you have a
+script-local function that you want to call from a mapping in the same script.
    When executing the map command, Vim will replace "<SID>" with the special
 key code <SNR>, followed by a number that's unique for the script, and an
 underscore.  Example: >
 	:map <SID>Add
-could define a mapping "<SNR>23_Add".
+would define a mapping "<SNR>23_Add".
 
 When defining a function in a script, "s:" can be prepended to the name to
 make it local to the script (in |Vim9| script functions without a prefix are