diff --git a/arch/arm/cpu/exceptions.S b/arch/arm/cpu/exceptions.S
index af5d6df..4741bb8 100644
--- a/arch/arm/cpu/exceptions.S
+++ b/arch/arm/cpu/exceptions.S
@@ -80,7 +80,7 @@
 	.endm
 
 	.macro get_bad_stack
-	ldr	r2, _STACK_START
+	ldr	r13, _STACK_START
 	sub	r13, r13, #(8) @ reserved a couple spots in abort stack
 
 	str	lr, [r13]			@ save caller lr / spsr