diff --git a/reactos/drivers/storage/disk/makefile b/reactos/drivers/storage/disk/makefile
index 47037e0888e..1d26d39e95b 100644
--- a/reactos/drivers/storage/disk/makefile
+++ b/reactos/drivers/storage/disk/makefile
@@ -1,4 +1,4 @@
-# $Id: makefile,v 1.5 2004/03/31 03:33:48 jimtabor Exp $
+# $Id: makefile,v 1.6 2004/03/31 03:34:42 jimtabor Exp $
 
 PATH_TO_TOP = ../../..
 
@@ -12,7 +12,7 @@ TARGET_DDKLIBS = class2.a
 
 TARGET_OBJECTS = $(TARGET_NAME).o
 
-TARGET_CFLAGS =  -Wall
+TARGET_CFLAGS =  Werror -Wall
 
 include $(PATH_TO_TOP)/rules.mak