diff --git a/configure.ac b/configure.ac
index 46c6cfa..5f94099 100644
--- a/configure.ac
+++ b/configure.ac
@@ -32,7 +32,7 @@ AB_INIT
 AC_CANONICAL_HOST
 case "$host" in
     *-mingw*)
-    CFLAGS="$CFLAGS -DLIBSSH2_WIN32 -DWINSOCK_VERSION=0x0200"
+    CFLAGS="$CFLAGS -DLIBSSH2_WIN32"
     LIBS="$LIBS -lws2_32"
     ;;
 	*-cygwin)
diff --git a/win32/test/Makefile.mingw b/win32/test/Makefile.mingw
index 8f2555a..cf25204 100644
--- a/win32/test/Makefile.mingw
+++ b/win32/test/Makefile.mingw
@@ -88,7 +88,6 @@ CFLAGS	= $(OPT) -D$(DB) -DWIN32 -DLIBSSH2_WIN32 # -DHAVE_CONFIG_H
 ifeq ($(ARCH),w64)
 CFLAGS  += -D_AMD64_
 endif
-CFLAGS	+= -DWINSOCK_VERSION=MAKEWORD(2,0)
 
 ifeq ($(CC),mwcc)
 LD	= mwld