diff --git a/arch/powerpc/cpu/ppc4xx/start.S b/arch/powerpc/cpu/ppc4xx/start.S
index 363becc..65195f5 100644
--- a/arch/powerpc/cpu/ppc4xx/start.S
+++ b/arch/powerpc/cpu/ppc4xx/start.S
@@ -1611,7 +1611,7 @@
 	lwzux	r0,r4,r11
 	cmpwi	r0,0
 	add	r0,r0,r11
-	stw	r10,0(r3)
+	stw	r4,0(r3)
 	beq-	5f
 	stw	r0,0(r4)
 5:	bdnz	3b