Update documentation files.
diff --git a/runtime/doc/quotes.txt b/runtime/doc/quotes.txt
index 98d4357..e6f2112 100644
--- a/runtime/doc/quotes.txt
+++ b/runtime/doc/quotes.txt
@@ -247,7 +247,7 @@
memory usage, text alteration to name 3. (Mark Adam)
In fact, now if I want to know what a particular setting does in vi, I fire up
-VIM and check out it's help! (Nikhil Patel, USA)
+VIM and check out its help! (Nikhil Patel, USA)
As a vi user, VIM has made working with text a far more pleasant task than
before I encountered this program. (Steinar Knutsen, Norway)