diff --git a/EdkModulePkg/Core/Pei/Memory/MemoryServices.c b/EdkModulePkg/Core/Pei/Memory/MemoryServices.c
index 277f60b26d..88046c7a7b 100644
--- a/EdkModulePkg/Core/Pei/Memory/MemoryServices.c
+++ b/EdkModulePkg/Core/Pei/Memory/MemoryServices.c
@@ -245,7 +245,7 @@ Returns:
       Hob.HandoffInformationTable->EfiFreeMemoryBottom) {
     DEBUG ((EFI_D_ERROR, "AllocatePages failed: No 0x%x Pages is available.\n", Pages));
     DEBUG ((EFI_D_ERROR, "There is only left 0x%x pages memory resource to be allocated.\n", \
-    (Hob.HandoffInformationTable->EfiFreeMemoryTop - Hob.HandoffInformationTable->EfiFreeMemoryBottom)/EFI_PAGE_SIZE));
+    EFI_SIZE_TO_PAGES ((UINTN) (Hob.HandoffInformationTable->EfiFreeMemoryTop - Hob.HandoffInformationTable->EfiFreeMemoryBottom))));
     return  EFI_OUT_OF_RESOURCES;
   } else {
     //