diff --git a/CryptoPkg/CryptoPkg.dsc b/CryptoPkg/CryptoPkg.dsc
index 7e51f6fac5..55383f2722 100644
--- a/CryptoPkg/CryptoPkg.dsc
+++ b/CryptoPkg/CryptoPkg.dsc
@@ -308,3 +308,9 @@
 
 [BuildOptions]
   *_*_*_CC_FLAGS = -D DISABLE_NEW_DEPRECATED_INTERFACES
+!if $(CRYPTO_SERVICES) IN "PACKAGE ALL"
+  MSFT:*_*_*_CC_FLAGS = /D ENABLE_MD5_DEPRECATED_INTERFACES
+  INTEL:*_*_*_CC_FLAGS = /D ENABLE_MD5_DEPRECATED_INTERFACES
+  GCC:*_*_*_CC_FLAGS = -D ENABLE_MD5_DEPRECATED_INTERFACES
+  RVCT:*_*_*_CC_FLAGS = -DENABLE_MD5_DEPRECATED_INTERFACES
+!endif