diff --git a/examples/wireless/wifi-simple-adhoc-grid.cc b/examples/wireless/wifi-simple-adhoc-grid.cc
index 273785f9a..ce8a3ec2c 100644
--- a/examples/wireless/wifi-simple-adhoc-grid.cc
+++ b/examples/wireless/wifi-simple-adhoc-grid.cc
@@ -159,7 +159,6 @@ int main (int argc, char *argv[])
     }
 
   YansWifiPhyHelper wifiPhy =  YansWifiPhyHelper::Default ();
-  // This is one parameter that matters when using FixedRssLossModel
   // set it to zero; otherwise, gain will be added
   wifiPhy.Set ("RxGain", DoubleValue (-10) ); 
   // ns-3 supports RadioTap and Prism tracing extensions for 802.11b
diff --git a/examples/wireless/wifi-simple-interference.cc b/examples/wireless/wifi-simple-interference.cc
index 14d3c0196..296ca276d 100644
--- a/examples/wireless/wifi-simple-interference.cc
+++ b/examples/wireless/wifi-simple-interference.cc
@@ -175,7 +175,6 @@ int main (int argc, char *argv[])
   wifi.SetStandard (WIFI_PHY_STANDARD_80211b);
 
   YansWifiPhyHelper wifiPhy =  YansWifiPhyHelper::Default ();
-  // This is one parameter that matters when using FixedRssLossModel
   // set it to zero; otherwise, gain will be added
   wifiPhy.Set ("RxGain", DoubleValue (0) ); 
   wifiPhy.Set ("CcaMode1Threshold", DoubleValue (0.0) );