diff --git a/library/think/Request.php b/library/think/Request.php
index 798575d9..c19cd9ee 100644
--- a/library/think/Request.php
+++ b/library/think/Request.php
@@ -83,7 +83,6 @@ class Request
     protected $request = [];
     protected $route   = [];
     protected $put;
-    protected $delete;
     protected $session = [];
     protected $file    = [];
     protected $cookie  = [];
@@ -490,6 +489,7 @@ class Request
         } elseif (!$this->method) {
             if (isset($_POST[Config::get('var_method')])) {
                 $this->method = strtoupper($_POST[Config::get('var_method')]);
+                $this->{$this->method}($_POST);
             } elseif (isset($_SERVER['HTTP_X_HTTP_METHOD_OVERRIDE'])) {
                 $this->method = strtoupper($_SERVER['HTTP_X_HTTP_METHOD_OVERRIDE']);
             } else {
@@ -612,10 +612,9 @@ class Request
                     $vars = $this->post(false);
                     break;
                 case 'PUT':
-                    $vars = $this->put(false);
-                    break;
                 case 'DELETE':
-                    $vars = $this->delete(false);
+                case 'PATCH':
+                    $vars = $this->put(false);
                     break;
                 default:
                     $vars = [];
@@ -718,13 +717,20 @@ class Request
      */
     public function delete($name = '', $default = null, $filter = null)
     {
-        if (is_array($name)) {
-            return $this->delete = is_null($this->delete) ? $name : array_merge($this->delete, $name);
-        }
-        if (is_null($this->delete)) {
-            parse_str(file_get_contents('php://input'), $this->delete);
-        }
-        return $this->input($this->delete, $name, $default, $filter);
+        return $this->put($name, $default, $filter);
+    }
+
+    /**
+     * 设置获取获取PATCH参数
+     * @access public
+     * @param string|array      $name 变量名
+     * @param mixed             $default 默认值
+     * @param string|array      $filter 过滤方法
+     * @return mixed
+     */
+    public function patch($name = '', $default = null, $filter = null)
+    {
+        return $this->put($name, $default, $filter);
     }
 
     /**