diff --git a/src/libdramsys/DRAMSys/configuration/memspec/MemSpecLPDDR4.cpp b/src/libdramsys/DRAMSys/configuration/memspec/MemSpecLPDDR4.cpp
index 1fcff328..f01099a2 100644
--- a/src/libdramsys/DRAMSys/configuration/memspec/MemSpecLPDDR4.cpp
+++ b/src/libdramsys/DRAMSys/configuration/memspec/MemSpecLPDDR4.cpp
@@ -96,7 +96,9 @@ MemSpecLPDDR4::MemSpecLPDDR4(const DRAMSys::Config::MemSpec &memSpec)
     commandLengthInCycles[Command::RD] = 4;
     commandLengthInCycles[Command::RDA] = 4;
     commandLengthInCycles[Command::WR] = 4;
+    commandLengthInCycles[Command::MWR] = 4;
     commandLengthInCycles[Command::WRA] = 4;
+    commandLengthInCycles[Command::MWRA] = 4;
     commandLengthInCycles[Command::REFAB] = 2;
     commandLengthInCycles[Command::REFPB] = 2;
     commandLengthInCycles[Command::SREFEN] = 2;