diff --git a/apps/ccnx-consumer-window.cc b/apps/ccnx-consumer-window.cc
index 3d6f515..8b3890d 100644
--- a/apps/ccnx-consumer-window.cc
+++ b/apps/ccnx-consumer-window.cc
@@ -39,6 +39,7 @@
 CcnxConsumerWindow::GetTypeId (void)
 {
   static TypeId tid = TypeId ("ns3::CcnxConsumerWindow")
+    .SetGroupName ("Ccnx")
     .SetParent<CcnxConsumer> ()
     .AddConstructor<CcnxConsumerWindow> ()