diff --git a/include/oemcommands.hpp b/include/oemcommands.hpp
index 416cee4..6a5578a 100644
--- a/include/oemcommands.hpp
+++ b/include/oemcommands.hpp
@@ -68,6 +68,7 @@
 static constexpr Cmd cmdSetManufacturingData = 0xA1;
 static constexpr Cmd cmdGetManufacturingData = 0xA2;
 static constexpr Cmd cmdSetFITcLayout = 0xA3;
+static constexpr Cmd cmdMTMBMCFeatureControl = 0xA4;
 static constexpr Cmd cmdGetLEDStatus = 0xB0;
 static constexpr Cmd cmdControlBmcServices = 0xB1;
 static constexpr Cmd cmdGetBmcServiceStatus = 0xB2;