Update runtime files.
diff --git a/runtime/doc/usr_22.txt b/runtime/doc/usr_22.txt
index b3da19c..3fcdf31 100644
--- a/runtime/doc/usr_22.txt
+++ b/runtime/doc/usr_22.txt
@@ -220,7 +220,7 @@
directory. Any new windows opened in this tab page will use this directory as
the current working directory. Using a `:cd` command in a tab page will not
change the working directory of tab pages which have a tab local directory.
-When the global working directory is changed using the ":cd" command in a tab
+When the global working directory is changed using the `:cd` command in a tab
page, it will also change the current tab page working directory.