diff --git a/src/nm-device.c b/src/nm-device.c
index eb38464b19..ab0d130795 100644
--- a/src/nm-device.c
+++ b/src/nm-device.c
@@ -4671,8 +4671,7 @@ get_property (GObject *object, guint prop_id,
 		g_value_set_uint (value, priv->state);
 		break;
 	case PROP_STATE_REASON:
-		g_value_set_boxed (value,
-			dbus_g_type_specialized_construct (DBUS_G_TYPE_UINT_STRUCT));
+		g_value_take_boxed (value, dbus_g_type_specialized_construct (DBUS_G_TYPE_UINT_STRUCT));
 		dbus_g_type_struct_set (value,
 		                        0, priv->state,
 		                        1, priv->state_reason,