Updating documentation
diff --git a/apps/ccnx-consumer.cc b/apps/ccnx-consumer.cc
index 1ddc0b1..429939e 100644
--- a/apps/ccnx-consumer.cc
+++ b/apps/ccnx-consumer.cc
@@ -55,6 +55,7 @@
 CcnxConsumer::GetTypeId (void)
 {
   static TypeId tid = TypeId ("ns3::CcnxConsumer")
+    .SetGroupName ("Ccnx")
     .SetParent<CcnxApp> ()
     .AddAttribute ("StartSeq", "Initial sequence number",
                    IntegerValue (0),