diff --git a/include/oemcommands.hpp b/include/oemcommands.hpp
index c664a48..9612ca5 100644
--- a/include/oemcommands.hpp
+++ b/include/oemcommands.hpp
@@ -76,6 +76,7 @@
 static constexpr Cmd cmdSetEfiBootOptions = 0xEA;
 static constexpr Cmd cmdGetEfiBootOptions = 0xEB;
 static constexpr Cmd cmdSetNmiStatus = 0xED;
+static constexpr Cmd cmdGetPSUVersion = 0xEF;
 } // namespace general
 
 namespace platform