diff --git a/OldMdePkg/Include/Library/PalCallLib.h b/OldMdePkg/Include/Library/PalCallLib.h
index 40d9f4449a..cc9e62f875 100644
--- a/OldMdePkg/Include/Library/PalCallLib.h
+++ b/OldMdePkg/Include/Library/PalCallLib.h
@@ -2953,6 +2953,9 @@ typedef struct {
 
 
 **/
+#define PAL_CODE_TOKEN                      0x0
+#define PAL_IA32EMU_CODE_TOKEN              0x1
+
 #define PAL_COPY_INFO 30
 
 /**