diff --git a/MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c b/MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c
index f878befaf2..407535408f 100644
--- a/MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c
+++ b/MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c
@@ -23,6 +23,9 @@ Revision History
 
 #include <PeiMain.h>
 
+//
+//CAR is filled with this initial value during SEC phase
+//
 #define INIT_CAR_VALUE 0x5AA55AA5
 
 typedef struct {
diff --git a/MdeModulePkg/Core/Pei/PeiMain/PeiMain.c b/MdeModulePkg/Core/Pei/PeiMain/PeiMain.c
index 693aa4bfc4..3b1d42e509 100644
--- a/MdeModulePkg/Core/Pei/PeiMain/PeiMain.c
+++ b/MdeModulePkg/Core/Pei/PeiMain/PeiMain.c
@@ -23,11 +23,6 @@ Revision History
 
 #include <PeiMain.h>
 
-//
-//CAR is filled with this initial value during SEC phase
-//
-#define INIT_CAR_VALUE 0x5AA55AA5
-
 static EFI_PEI_PPI_DESCRIPTOR mMemoryDiscoveredPpi = {
   (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
   &gEfiPeiMemoryDiscoveredPpiGuid,