Index: openacs-4/packages/chat/www/search-3.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/chat/www/search-3.tcl,v
diff -u -N -r1.5 -r1.6
--- openacs-4/packages/chat/www/search-3.tcl	17 Jun 2016 17:36:11 -0000	1.5
+++ openacs-4/packages/chat/www/search-3.tcl	20 Jun 2016 08:37:04 -0000	1.6
@@ -2,8 +2,8 @@
 
 } {
     type:notnull
-    room_id:integer,notnull
-    party_id:integer,notnull
+    room_id:naturalnum,notnull
+    party_id:naturalnum,notnull
 }
 
 if {$type eq "user"} {