diff --git a/src/northbridge/acer/m1631/ipl.S b/src/northbridge/acer/m1631/ipl.S
index 5d809ac1a7..3d0a5ab653 100644
--- a/src/northbridge/acer/m1631/ipl.S
+++ b/src/northbridge/acer/m1631/ipl.S
@@ -188,7 +188,7 @@ sizeram:
 	movl	$0x8000007c, %eax
 	movb	$0xf8, %dl
 	outl	%eax, %dx
-	movl	$0x2423c411, %eax
+	movl	$0x242bc411, %eax
 	movb	$0xfc, %dl
 	outl	%eax, %dx
 	/*