diff --git a/src/wifi/model/regular-wifi-mac.cc b/src/wifi/model/regular-wifi-mac.cc
index 75b1368ca..f4521067e 100644
--- a/src/wifi/model/regular-wifi-mac.cc
+++ b/src/wifi/model/regular-wifi-mac.cc
@@ -920,32 +920,32 @@ RegularWifiMac::GetTypeId (void)
                    MakeUintegerChecker<uint16_t> (0, 11398))
     .AddAttribute ("VO_MaxAmpduSize",
                    "Maximum length in bytes of an A-MPDU for AC_VO access class "
-                   "(capped to 65535 for HT PPDUs, 1048575 for VHT PPDUs, and 8388607 for HE PPDUs). "
+                   "(capped to 65535 for HT PPDUs, 1048575 for VHT PPDUs, and 6500631 for HE PPDUs). "
                    "Value 0 means A-MPDU aggregation is disabled for that AC.",
                    UintegerValue (0),
                    MakeUintegerAccessor (&RegularWifiMac::m_voMaxAmpduSize),
-                   MakeUintegerChecker<uint32_t> ())
+                   MakeUintegerChecker<uint32_t> (0, 6500631))
     .AddAttribute ("VI_MaxAmpduSize",
                    "Maximum length in bytes of an A-MPDU for AC_VI access class "
-                   "(capped to 65535 for HT PPDUs, 1048575 for VHT PPDUs, and 8388607 for HE PPDUs). "
+                   "(capped to 65535 for HT PPDUs, 1048575 for VHT PPDUs, and 6500631 for HE PPDUs). "
                    "Value 0 means A-MPDU aggregation is disabled for that AC.",
                    UintegerValue (65535),
                    MakeUintegerAccessor (&RegularWifiMac::m_viMaxAmpduSize),
-                   MakeUintegerChecker<uint32_t> ())
+                   MakeUintegerChecker<uint32_t> (0, 6500631))
     .AddAttribute ("BE_MaxAmpduSize",
                    "Maximum length in bytes of an A-MPDU for AC_BE access class "
-                   "(capped to 65535 for HT PPDUs, 1048575 for VHT PPDUs, and 8388607 for HE PPDUs). "
+                   "(capped to 65535 for HT PPDUs, 1048575 for VHT PPDUs, and 6500631 for HE PPDUs). "
                    "Value 0 means A-MPDU aggregation is disabled for that AC.",
                    UintegerValue (65535),
                    MakeUintegerAccessor (&RegularWifiMac::m_beMaxAmpduSize),
-                   MakeUintegerChecker<uint32_t> ())
+                   MakeUintegerChecker<uint32_t> (0, 6500631))
     .AddAttribute ("BK_MaxAmpduSize",
                    "Maximum length in bytes of an A-MPDU for AC_BK access class "
-                   "(capped to 65535 for HT PPDUs, 1048575 for VHT PPDUs, and 8388607 for HE PPDUs). "
+                   "(capped to 65535 for HT PPDUs, 1048575 for VHT PPDUs, and 6500631 for HE PPDUs). "
                    "Value 0 means A-MPDU aggregation is disabled for that AC.",
                    UintegerValue (0),
                    MakeUintegerAccessor (&RegularWifiMac::m_bkMaxAmpduSize),
-                   MakeUintegerChecker<uint32_t> ())
+                   MakeUintegerChecker<uint32_t> (0, 6500631))
     .AddAttribute ("VO_BlockAckThreshold",
                    "If number of packets in VO queue reaches this value, "
                    "block ack mechanism is used. If this value is 0, block ack is never used."