diff --git a/board/samsung/smdkv310/mem_setup.S b/board/samsung/smdkv310/mem_setup.S
index d8c3ed4..73aebe3 100644
--- a/board/samsung/smdkv310/mem_setup.S
+++ b/board/samsung/smdkv310/mem_setup.S
@@ -123,7 +123,7 @@
 	ldr	r1, =0x00312640
 	str	r1, [r0, #0x04]		@DMC_MEMCONTROL]
 
-#ifdef MIU_LINEAR
+#ifdef CONFIG_MIU_LINEAR
 	ldr	r1, =0x40e01323
 	str	r1, [r0, #0x08]		@DMC_MEMCONFIG0
 	ldr	r1, =0x60e01323
@@ -255,7 +255,7 @@
 	ldr	r1, =0x00312640
 	str	r1, [r0, #0x04]		@DMC_MEMCONTROL]
 
-#ifdef MIU_LINEAR
+#ifdef CONFIG_MIU_LINEAR
 	ldr	r1, =0x40e01323
 	str	r1, [r0, #0x08]		@DMC_MEMCONFIG0
 	ldr	r1, =0x60e01323