diff --git a/control b/control
index 9b7fe43..e47484d 100644
--- a/control
+++ b/control
@@ -5,9 +5,10 @@ Package: open-adventure
 
 Description: Colossal Cave Adventure, the 1995 430-point version.
  This is the last descendant of the original 1976 Colossal Cave Adventure
- worked on by the original authors - Crowther & Woods.  It has sometimes
- been known as Adventure 2.5.  The original PDP-10 name 'advent' is used
- for the built program to avoid collision with the BSD Games version.
+ worked on by the original authors - Crowther & Woods; it is shipped with
+ their permission and encouragement.  It has sometimes been known as
+ Adventure 2.5.  The original PDP-10 name 'advent' is used for the
+ built program to avoid collision with the BSD Games version.
 
 Homepage: http://www.catb.org/~esr/open-adventure