diff --git a/library/think/Request.php b/library/think/Request.php
index da3194fa..0d7610fd 100644
--- a/library/think/Request.php
+++ b/library/think/Request.php
@@ -1409,7 +1409,7 @@ class Request
      * 生成请求令牌
      * @access public
      * @param string $name 令牌名称
-     * @param string|array $type 令牌生成方法
+     * @param mixed  $type 令牌生成方法
      * @return string
      */
     public function token($name = '__token__', $type = 'md5')
diff --git a/library/think/Validate.php b/library/think/Validate.php
index 0148e2e7..475edbc9 100644
--- a/library/think/Validate.php
+++ b/library/think/Validate.php
@@ -480,9 +480,10 @@ class Validate
      * @access protected
      * @param mixed     $value  字段值
      * @param string    $rule  验证规则
+     * @param array     $data  验证数据
      * @return bool
      */
-    protected function is($value, $rule, $data)
+    protected function is($value, $rule, $data = [])
     {
         switch ($rule) {
             case 'require':