diff --git a/drivers/hwmon/tmp421.c b/drivers/hwmon/tmp421.c
index ceb3db6f3fddac60fce847000e39f1de5ea16b39..06826a78c0f4bc075489d4ead26f66001f16b583 100644
--- a/drivers/hwmon/tmp421.c
+++ b/drivers/hwmon/tmp421.c
@@ -187,9 +187,9 @@ static umode_t tmp421_is_visible(const void *data, enum hwmon_sensor_types type,
 	case hwmon_temp_fault:
 		if (channel == 0)
 			return 0;
-		return S_IRUGO;
+		return 0444;
 	case hwmon_temp_input:
-		return S_IRUGO;
+		return 0444;
 	default:
 		return 0;
 	}