diff --git a/drivers/macintosh/windfarm_pm121.c b/drivers/macintosh/windfarm_pm121.c
index 66ec4fb1..947d4af 100644
--- a/drivers/macintosh/windfarm_pm121.c
+++ b/drivers/macintosh/windfarm_pm121.c
@@ -1008,7 +1008,7 @@
 {
 	int rc = -ENODEV;
 
-	if (machine_is_compatible("PowerMac12,1"))
+	if (of_machine_is_compatible("PowerMac12,1"))
 		rc = pm121_init_pm();
 
 	if (rc == 0) {