diff --git a/src/wifi/model/dca-txop.h b/src/wifi/model/dca-txop.h
index 1eb8da382..db3529fd8 100644
--- a/src/wifi/model/dca-txop.h
+++ b/src/wifi/model/dca-txop.h
@@ -228,7 +228,7 @@ private:
    */
   void GotAck (double snr, WifiMode txMode);
   /**
-   * Event handler when an ACK is received.
+   * Event handler when an ACK is missed.
    */
   void MissedAck (void);
   /**
diff --git a/src/wifi/model/edca-txop-n.h b/src/wifi/model/edca-txop-n.h
index ad5917ffd..110608b04 100644
--- a/src/wifi/model/edca-txop-n.h
+++ b/src/wifi/model/edca-txop-n.h
@@ -262,7 +262,7 @@ public:
   void GotAddBaResponse (const MgtAddBaResponseHeader *respHdr, Mac48Address recipient);
   void GotDelBaFrame (const MgtDelBaHeader *delBaHdr, Mac48Address recipient);
   /**
-   * Event handler when an ACK is received.
+   * Event handler when an ACK is missed.
    */
   void MissedAck (void);
   /**