diff --git a/src/point-to-point/model/point-to-point-channel.cc b/src/point-to-point/model/point-to-point-channel.cc
index 8c3c233ef..91bb4d503 100644
--- a/src/point-to-point/model/point-to-point-channel.cc
+++ b/src/point-to-point/model/point-to-point-channel.cc
@@ -34,6 +34,7 @@ PointToPointChannel::GetTypeId (void)
 {
   static TypeId tid = TypeId ("ns3::PointToPointChannel")
     .SetParent<Channel> ()
+    .SetGroupName ("PointToPoint")
     .AddConstructor<PointToPointChannel> ()
     .AddAttribute ("Delay", "Transmission delay through the channel",
                    TimeValue (Seconds (0)),
diff --git a/src/point-to-point/model/point-to-point-net-device.cc b/src/point-to-point/model/point-to-point-net-device.cc
index 9c68f9f95..b941bdf7e 100644
--- a/src/point-to-point/model/point-to-point-net-device.cc
+++ b/src/point-to-point/model/point-to-point-net-device.cc
@@ -40,6 +40,7 @@ PointToPointNetDevice::GetTypeId (void)
 {
   static TypeId tid = TypeId ("ns3::PointToPointNetDevice")
     .SetParent<NetDevice> ()
+    .SetGroupName ("PointToPoint")
     .AddConstructor<PointToPointNetDevice> ()
     .AddAttribute ("Mtu", "The MAC-level Maximum Transmission Unit",
                    UintegerValue (DEFAULT_MTU),
diff --git a/src/point-to-point/model/point-to-point-remote-channel.cc b/src/point-to-point/model/point-to-point-remote-channel.cc
index 316e3a2a5..62f8c5843 100644
--- a/src/point-to-point/model/point-to-point-remote-channel.cc
+++ b/src/point-to-point/model/point-to-point-remote-channel.cc
@@ -38,6 +38,7 @@ PointToPointRemoteChannel::GetTypeId (void)
 {
   static TypeId tid = TypeId ("ns3::PointToPointRemoteChannel")
     .SetParent<PointToPointChannel> ()
+    .SetGroupName ("PointToPoint")
     .AddConstructor<PointToPointRemoteChannel> ()
   ;
   return tid;
diff --git a/src/point-to-point/model/ppp-header.cc b/src/point-to-point/model/ppp-header.cc
index ed6c20537..8b4205a40 100644
--- a/src/point-to-point/model/ppp-header.cc
+++ b/src/point-to-point/model/ppp-header.cc
@@ -42,6 +42,7 @@ PppHeader::GetTypeId (void)
 {
   static TypeId tid = TypeId ("ns3::PppHeader")
     .SetParent<Header> ()
+    .SetGroupName ("PointToPoint")
     .AddConstructor<PppHeader> ()
   ;
   return tid;