diff --git a/src/wifi/model/block-ack-agreement.cc b/src/wifi/model/block-ack-agreement.cc
index d9fbc1361..03e36fbd4 100644
--- a/src/wifi/model/block-ack-agreement.cc
+++ b/src/wifi/model/block-ack-agreement.cc
@@ -25,15 +25,6 @@ namespace ns3 {
 
 NS_LOG_COMPONENT_DEFINE ("BlockAckAgreement");
 
-BlockAckAgreement::BlockAckAgreement ()
-  : m_amsduSupported (0),
-    m_blockAckPolicy (1),
-    m_htSupported (0),
-    m_inactivityEvent ()
-{
-  NS_LOG_FUNCTION (this);
-}
-
 BlockAckAgreement::BlockAckAgreement (Mac48Address peer, uint8_t tid)
   : m_amsduSupported (0),
     m_blockAckPolicy (1),
diff --git a/src/wifi/model/block-ack-agreement.h b/src/wifi/model/block-ack-agreement.h
index d46476a44..2526aac62 100644
--- a/src/wifi/model/block-ack-agreement.h
+++ b/src/wifi/model/block-ack-agreement.h
@@ -36,7 +36,6 @@ class BlockAckAgreement
 
 
 public:
-  BlockAckAgreement ();
   /**
    * Constructor for BlockAckAgreement with given peer and TID.
    *
diff --git a/src/wifi/model/originator-block-ack-agreement.cc b/src/wifi/model/originator-block-ack-agreement.cc
index de2f80290..30c2e14fd 100644
--- a/src/wifi/model/originator-block-ack-agreement.cc
+++ b/src/wifi/model/originator-block-ack-agreement.cc
@@ -23,14 +23,6 @@
 
 namespace ns3 {
 
-OriginatorBlockAckAgreement::OriginatorBlockAckAgreement ()
-  : BlockAckAgreement (),
-    m_state (PENDING),
-    m_sentMpdus (0),
-    m_needBlockAckReq (false)
-{
-}
-
 OriginatorBlockAckAgreement::OriginatorBlockAckAgreement (Mac48Address recipient, uint8_t tid)
   : BlockAckAgreement (recipient, tid),
     m_state (PENDING),
diff --git a/src/wifi/model/originator-block-ack-agreement.h b/src/wifi/model/originator-block-ack-agreement.h
index 46ad71d5b..6895457e7 100644
--- a/src/wifi/model/originator-block-ack-agreement.h
+++ b/src/wifi/model/originator-block-ack-agreement.h
@@ -37,7 +37,6 @@ class OriginatorBlockAckAgreement : public BlockAckAgreement
 
 
 public:
-  OriginatorBlockAckAgreement ();
   /**
    * Constructor
    *