diff --git a/MdePkg/Include/Pi/PiStatusCode.h b/MdePkg/Include/Pi/PiStatusCode.h
index 3222a082c5..6675431611 100644
--- a/MdePkg/Include/Pi/PiStatusCode.h
+++ b/MdePkg/Include/Pi/PiStatusCode.h
@@ -363,6 +363,7 @@ typedef struct {
 #define EFI_PERIPHERAL_LCD_DEVICE       (EFI_PERIPHERAL | 0x000B0000)
 #define EFI_PERIPHERAL_NETWORK          (EFI_PERIPHERAL | 0x000C0000)
 #define EFI_PERIPHERAL_DOCKING          (EFI_PERIPHERAL | 0x000D0000)
+#define EFI_PERIPHERAL_TPM              (EFI_PERIPHERAL | 0x000E0000)
 ///@}
 
 ///