updated for version 7.1a
diff --git a/runtime/doc/vi_diff.txt b/runtime/doc/vi_diff.txt
index 466a049..0c9213a 100644
--- a/runtime/doc/vi_diff.txt
+++ b/runtime/doc/vi_diff.txt
@@ -1,4 +1,4 @@
-*vi_diff.txt* For Vim version 7.0. Last change: 2006 Apr 24
+*vi_diff.txt* For Vim version 7.1a. Last change: 2006 Nov 18
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -25,7 +25,7 @@
==============================================================================
1. Simulated command *simulated-command*
-This command is in Vi, but Vim only simuates it:
+This command is in Vi, but Vim only simulates it:
*:o* *:op* *:open*
:[range]o[pen] Works like |:visual|: end Ex mode.
@@ -953,7 +953,7 @@
==============================================================================
7. POSIX compliance *posix* *posix-compliance*
-In 2005 the POSIX test suite was run to check the compatiblity of Vim. Most
+In 2005 the POSIX test suite was run to check the compatibility of Vim. Most
of the test was executed properly. There are the few things where Vim
is not POSIX compliant, even when run in Vi compatibility mode.