diff --git a/drivers/rtc/rtc-vr41xx.c b/drivers/rtc/rtc-vr41xx.c
index 4d49fd5..277596c 100644
--- a/drivers/rtc/rtc-vr41xx.c
+++ b/drivers/rtc/rtc-vr41xx.c
@@ -270,7 +270,7 @@
 		epoch = arg;
 		break;
 	default:
-		return -EINVAL;
+		return -ENOIOCTLCMD;
 	}
 
 	return 0;