diff --git a/EdkCompatibilityPkg/EdkCompatibilityPkg.dsc b/EdkCompatibilityPkg/EdkCompatibilityPkg.dsc
index 1d88d71062..183f08275b 100644
--- a/EdkCompatibilityPkg/EdkCompatibilityPkg.dsc
+++ b/EdkCompatibilityPkg/EdkCompatibilityPkg.dsc
@@ -132,7 +132,7 @@ define GCC_MACRO                 = -DEFI_SPECIFICATION_VERSION=0x00020000 -DPI_S
   MSFT:*_*_X64_APP_FLAGS    = /D EFIX64 $(MSFT_MACRO)
   MSFT:*_*_X64_PP_FLAGS     = /D EFIX64 $(MSFT_MACRO)
 
-  MSFT:*_*_IPF_CC_FLAGS     = /D EFI64 $(MSFT_MACRO)
+  MSFT:*_*_IPF_CC_FLAGS     = /Od /Os /D EFI64 $(MSFT_MACRO)
   MSFT:*_*_IPF_ASM_FLAGS    =
   MSFT:*_*_IPF_VFRPP_FLAGS  = /D EFI64 $(MSFT_MACRO)
   MSFT:*_*_IPF_APP_FLAGS    = /D EFI64 $(MSFT_MACRO)