Index: openacs-4/packages/chat/www/room.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/chat/www/room.tcl,v
diff -u -N -r1.8 -r1.9
--- openacs-4/packages/chat/www/room.tcl	9 Nov 2008 23:29:23 -0000	1.8
+++ openacs-4/packages/chat/www/room.tcl	20 Jun 2016 08:37:04 -0000	1.9
@@ -5,7 +5,7 @@
     @creation-date November 15, 2000
     @cvs-id $Id$
 } {
-    room_id:integer,notnull
+    room_id:naturalnum,notnull
 } -properties {
     context_bar:onevalue
     pretty_name:onevalue