diff --git a/MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c b/MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c
index 296cc8e73d..f5ce4dee61 100644
--- a/MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c
+++ b/MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c
@@ -527,11 +527,11 @@ Returns:
                                           );
 
               } else {
-                CopyMem (
-                  (VOID*)(UINTN) NewPermenentMemoryBase,
-                  SecCoreData->TemporaryRamBase,
-                  SecCoreData->TemporaryRamSize
-                  );
+                //
+                // In IA32/x64/Itanium architecture, we need platform provide
+                // TEMPORAY_RAM_MIGRATION_PPI.
+                //
+                ASSERT (FALSE);
               }