diff --git a/src/wifi/model/yans-wifi-phy.cc b/src/wifi/model/yans-wifi-phy.cc
index 32a87176a..b6da63331 100644
--- a/src/wifi/model/yans-wifi-phy.cc
+++ b/src/wifi/model/yans-wifi-phy.cc
@@ -77,7 +77,7 @@ YansWifiPhy::GetTypeId (void)
                    MakeDoubleChecker<double> ())
     .AddAttribute ("TxPowerLevels",
                    "Number of transmission power levels available between "
-                   "TxPowerBase and TxPowerEnd included.",
+                   "TxPowerStart and TxPowerEnd included.",
                    UintegerValue (1),
                    MakeUintegerAccessor (&YansWifiPhy::m_nTxPower),
                    MakeUintegerChecker<uint32_t> ())