diff --git a/src/as/com/threerings/presents/util/SafeSubscriber.as b/src/as/com/threerings/presents/util/SafeSubscriber.as
index 10ef4597b..efd7a6769 100644
--- a/src/as/com/threerings/presents/util/SafeSubscriber.as
+++ b/src/as/com/threerings/presents/util/SafeSubscriber.as
@@ -214,7 +214,7 @@ public class SafeSubscriber implements Subscriber
      */
     public function toString () :String
     {
-        return "[oid=" + _oid + ", active=" + _active + ", pending=" + _pending + ", ]";
+        return "[oid=" + _oid + ", active=" + _active + ", pending=" + _pending + "]";
     }
 
     protected var _oid :int