diff --git a/library/think/Model.php b/library/think/Model.php
index f5c8b9c8..f4457361 100644
--- a/library/think/Model.php
+++ b/library/think/Model.php
@@ -283,7 +283,7 @@ abstract class Model implements \JsonSerializable, \ArrayAccess
             // 检测修改器
             $method = 'set' . Loader::parseName($name, 1) . 'Attr';
             if (method_exists($this, $method)) {
-                $value = $this->$method($value, array_merge($data, $this->data));
+                $value = $this->$method($value, $data);
             } elseif (isset($this->type[$name])) {
                 // 类型转换
                 $value = $this->writeTransform($value, $this->type[$name]);
diff --git a/library/think/model/relation/BelongsTo.php b/library/think/model/relation/BelongsTo.php
index 327939d8..cdfa5da6 100644
--- a/library/think/model/relation/BelongsTo.php
+++ b/library/think/model/relation/BelongsTo.php
@@ -24,6 +24,7 @@ class BelongsTo extends OneToOne
      * @param string $foreignKey 关联外键
      * @param string $localKey 关联主键
      * @param string $joinType JOIN类型
+     * @param string $relation  关联名
      */
     public function __construct(Model $parent, $model, $foreignKey, $localKey, $joinType = 'INNER', $relation = null)
     {