diff --git a/include/oemcommands.hpp b/include/oemcommands.hpp
index 6852aa9..7e55038 100644
--- a/include/oemcommands.hpp
+++ b/include/oemcommands.hpp
@@ -30,6 +30,7 @@
     cmdDisableBMCSystemReset = 0x42,
     cmdGetBMCResetDisables = 0x43,
     cmdSendEmbeddedFWUpdStatus = 0x44,
+    cmdSlotI2CMasterWriteRead = 0x52,
     cmdSetPowerRestoreDelay = 0x54,
     cmdGetPowerRestoreDelay = 0x55,
     cmdSetFaultIndication = 0x57,