diff --git a/arch/powerpc/sysdev/mv64x60_udbg.c b/arch/powerpc/sysdev/mv64x60_udbg.c
index ccdb3b0418fce024d86df3e8fb372e36da4249f0..2792dc8b038c6efe52f626ffadd4edde64d29777 100644
--- a/arch/powerpc/sysdev/mv64x60_udbg.c
+++ b/arch/powerpc/sysdev/mv64x60_udbg.c
@@ -94,7 +94,7 @@ static void mv64x60_udbg_init(void)
 	if (!np)
 		return;
 
-	block_index = of_get_property(np, "block-index", NULL);
+	block_index = of_get_property(np, "cell-index", NULL);
 	if (!block_index)
 		goto error;