diff --git a/block/Kconfig b/block/Kconfig
index 2484e0e..e108956 100644
--- a/block/Kconfig
+++ b/block/Kconfig
@@ -62,6 +62,10 @@
 	protocols (e.g. Task Management Functions and SMP in Serial
 	Attached SCSI).
 
+config BLOCK_COMPAT
+	bool
+	default y
+
 endif # BLOCK
 
 source block/Kconfig.iosched
diff --git a/block/Makefile b/block/Makefile
index 3cfe7ce..8261081 100644
--- a/block/Makefile
+++ b/block/Makefile
@@ -11,4 +11,4 @@
 obj-$(CONFIG_IOSCHED_CFQ)	+= cfq-iosched.o
 
 obj-$(CONFIG_BLK_DEV_IO_TRACE)	+= blktrace.o
-obj-$(CONFIG_COMPAT)		+= compat_ioctl.o
+obj-$(CONFIG_BLOCK_COMPAT)	+= compat_ioctl.o