diff --git a/src/wifi/model/wifi-phy.cc b/src/wifi/model/wifi-phy.cc
index e1bf7f17b..279f9a8eb 100644
--- a/src/wifi/model/wifi-phy.cc
+++ b/src/wifi/model/wifi-phy.cc
@@ -479,13 +479,13 @@ void
 WifiPhy::SetRxSensitivity(double threshold)
 {
     NS_LOG_FUNCTION(this << threshold);
-    m_rxSensitivityW = DbmToW(threshold);
+    m_rxSensitivityDbm = threshold;
 }
 
 double
 WifiPhy::GetRxSensitivity() const
 {
-    return WToDbm(m_rxSensitivityW);
+    return m_rxSensitivityDbm;
 }
 
 void
diff --git a/src/wifi/model/wifi-phy.h b/src/wifi/model/wifi-phy.h
index 4b433a09c..f7fef23aa 100644
--- a/src/wifi/model/wifi-phy.h
+++ b/src/wifi/model/wifi-phy.h
@@ -1500,7 +1500,7 @@ class WifiPhy : public Object
     Time m_ackTxTime;      //!< estimated Ack TX time
     Time m_blockAckTxTime; //!< estimated BlockAck TX time
 
-    double m_rxSensitivityW;  //!< Receive sensitivity threshold in watts
+    double m_rxSensitivityDbm; //!< Receive sensitivity threshold in dBm
     double m_ccaEdThresholdW; //!< Clear channel assessment (CCA) energy detection (ED) threshold in
                               //!< watts
     double m_ccaSensitivityThresholdW; //!< Clear channel assessment (CCA) modulation and coding