--- a/src/wifi/model/aparf-wifi-manager.cc	Wed Jul 08 00:09:46 2015 +0200
+++ b/src/wifi/model/aparf-wifi-manager.cc	Wed Jul 08 23:44:17 2015 +0200
@@ -322,7 +322,7 @@
   NS_LOG_FUNCTION (this << st << size);
   AparfWifiRemoteStation *station = (AparfWifiRemoteStation *) st;
   CheckInit (station);
-  return WifiTxVector (GetSupported (station, station->m_rate), station->m_power, GetLongRetryCount (station), GetShortGuardInterval (station), Min (GetNumberOfReceiveAntennas (station),GetNumberOfTransmitAntennas ()), GetNumberOfTransmitAntennas (station), GetStbc (station));
+  return WifiTxVector (GetSupported (station, station->m_rate), station->m_power, GetLongRetryCount (station), GetShortGuardInterval (station), Min (GetNumberOfReceiveAntennas (station),GetNumberOfTransmitAntennas ()), GetNumberOfTransmitAntennas (station), GetAggregation (station), GetStbc (station));
 }
 
 WifiTxVector
@@ -332,7 +332,7 @@
   /// \todo we could/should implement the Arf algorithm for
   /// RTS only by picking a single rate within the BasicRateSet.
   AparfWifiRemoteStation *station = (AparfWifiRemoteStation *) st;
-  return WifiTxVector (GetSupported (station, 0), GetDefaultTxPowerLevel (), GetShortRetryCount (station), GetShortGuardInterval (station), Min (GetNumberOfReceiveAntennas (station),GetNumberOfTransmitAntennas ()), GetNumberOfTransmitAntennas (station), GetStbc (station));
+  return WifiTxVector (GetSupported (station, 0), GetDefaultTxPowerLevel (), GetShortRetryCount (station), GetShortGuardInterval (station), Min (GetNumberOfReceiveAntennas (station),GetNumberOfTransmitAntennas ()), GetNumberOfTransmitAntennas (station), GetAggregation (station), GetStbc (station));
 }
 
 bool