diff --git a/src/win32/Makefile.cfg b/src/win32/Makefile.cfg
index 888072c9c659ebd90a6083a2ca949e72ae99bab6..702ae3765ce52effaccb48b7d3c3e196a7ac9214 100644
--- a/src/win32/Makefile.cfg
+++ b/src/win32/Makefile.cfg
@@ -56,8 +56,6 @@ ifndef GCC44
 	#OPTS+=-mms-bitfields
 endif
 
-	OPTS+=-D__USE_MINGW_ANSI_STDIO=0
-
 	LIBS+=-ladvapi32 -lkernel32 -lmsvcrt -luser32
 ifdef MINGW64
 	LIBS+=-lws2_32