diff --git a/ubuntu/Makefile b/ubuntu/Makefile
index 66bbdf6..997d9b9 100644
--- a/ubuntu/Makefile
+++ b/ubuntu/Makefile
@@ -12,7 +12,7 @@
 ##
 ##
 ##
-#obj-$(CONFIG_DM_RAID45)		+= dm-raid4-5/
+obj-$(CONFIG_DM_RAID45)		+= dm-raid4-5/
 ##
 ##
 ##