diff --git a/src/devices/wifi/nm-device-olpc-mesh.c b/src/devices/wifi/nm-device-olpc-mesh.c
index 021b385de9..49b5bfb375 100644
--- a/src/devices/wifi/nm-device-olpc-mesh.c
+++ b/src/devices/wifi/nm-device-olpc-mesh.c
@@ -438,22 +438,13 @@ nm_device_olpc_mesh_init (NMDeviceOlpcMesh * self)
 {
 }
 
-static GObject*
-constructor (GType type,
-             guint n_construct_params,
-             GObjectConstructParam *construct_params)
+static void
+constructed (GObject *object)
 {
-	GObject *object;
-	GObjectClass *klass;
-	NMDeviceOlpcMesh *self;
-	NMDeviceOlpcMeshPrivate *priv;
+	NMDeviceOlpcMesh *self = NM_DEVICE_OLPC_MESH (object);
+	NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
 
-	klass = G_OBJECT_CLASS (nm_device_olpc_mesh_parent_class);
-	object = klass->constructor (type, n_construct_params, construct_params);
-	g_return_val_if_fail (object, NULL);
-
-	self = NM_DEVICE_OLPC_MESH (object);
-	priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (self);
+	G_OBJECT_CLASS (nm_device_olpc_mesh_parent_class)->constructed (object);
 
 	priv->manager = g_object_ref (nm_manager_get ());
 
@@ -462,7 +453,6 @@ constructor (GType type,
 
 	/* shorter timeout for mesh connectivity */
 	nm_device_set_dhcp_timeout (NM_DEVICE (self), 20);
-	return object;
 }
 
 static void
@@ -524,7 +514,7 @@ nm_device_olpc_mesh_class_init (NMDeviceOlpcMeshClass *klass)
 
 	g_type_class_add_private (object_class, sizeof (NMDeviceOlpcMeshPrivate));
 
-	object_class->constructor = constructor;
+	object_class->constructed = constructed;
 	object_class->get_property = get_property;
 	object_class->set_property = set_property;
 	object_class->dispose = dispose;
diff --git a/src/devices/wifi/nm-device-wifi.c b/src/devices/wifi/nm-device-wifi.c
index dec4e4f2ce..8ea3b6848e 100644
--- a/src/devices/wifi/nm-device-wifi.c
+++ b/src/devices/wifi/nm-device-wifi.c
@@ -189,30 +189,19 @@ static void remove_supplicant_interface_error_handler (NMDeviceWifi *self);
 
 /*****************************************************************/
 
-static GObject*
-constructor (GType type,
-             guint n_construct_params,
-             GObjectConstructParam *construct_params)
+static void
+constructed (GObject *object)
 {
-	GObject *object;
-	GObjectClass *klass;
-	NMDeviceWifi *self;
-	NMDeviceWifiPrivate *priv;
+	NMDeviceWifi *self = NM_DEVICE_WIFI (object);
+	NMDeviceWifiPrivate *priv = NM_DEVICE_WIFI_GET_PRIVATE (self);
 
-	klass = G_OBJECT_CLASS (nm_device_wifi_parent_class);
-	object = klass->constructor (type, n_construct_params, construct_params);
-	g_return_val_if_fail (object, NULL);
-
-	self = NM_DEVICE_WIFI (object);
-	priv = NM_DEVICE_WIFI_GET_PRIVATE (self);
+	G_OBJECT_CLASS (nm_device_wifi_parent_class)->constructed (object);
 
 	if (priv->capabilities & NM_WIFI_DEVICE_CAP_AP)
 		_LOGI (LOGD_HW | LOGD_WIFI, "driver supports Access Point (AP) mode");
 
 	/* Connect to the supplicant manager */
 	priv->sup_mgr = g_object_ref (nm_supplicant_manager_get ());
-
-	return object;
 }
 
 static gboolean
@@ -3311,7 +3300,7 @@ nm_device_wifi_class_init (NMDeviceWifiClass *klass)
 
 	g_type_class_add_private (object_class, sizeof (NMDeviceWifiPrivate));
 
-	object_class->constructor = constructor;
+	object_class->constructed = constructed;
 	object_class->get_property = get_property;
 	object_class->set_property = set_property;
 	object_class->dispose = dispose;