Update runtime files.
diff --git a/runtime/doc/help.txt b/runtime/doc/help.txt
index 58049f6..2be3ced 100644
--- a/runtime/doc/help.txt
+++ b/runtime/doc/help.txt
@@ -31,7 +31,7 @@
 		    help entries for "word".
 		    Or use ":helpgrep word". |:helpgrep|
 
-VIM stands for Vi IMproved.  Most of VIM was made by Bram Moolenaar, but only
+Vim stands for Vi IMproved.  Most of Vim was made by Bram Moolenaar, but only
 through the help of many others.  See |credits|.
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 						*doc-file-list* *Q_ct*