diff --git a/src/devices/nm-device.c b/src/devices/nm-device.c
index 13ef6b348f..f8c2adfd19 100644
--- a/src/devices/nm-device.c
+++ b/src/devices/nm-device.c
@@ -2829,6 +2829,9 @@ device_ip_link_changed (NMDevice *self)
 	if (!pllink)
 		return G_SOURCE_REMOVE;
 
+	if (priv->ifindex <= 0 && pllink->mtu)
+		_set_mtu (self, pllink->mtu);
+
 	_stats_update_counters_from_pllink (self, pllink);
 
 	if (_ip_iface_update (self, pllink->name))