diff --git a/UEditorAction.php b/UEditorAction.php
index 1b058e0..efbf1e1 100644
--- a/UEditorAction.php
+++ b/UEditorAction.php
@@ -219,6 +219,7 @@ protected function actionCrawler()
     {
         /* 上传配置 */
         $config = array(
+            "pathRoot" => ArrayHelper::getValue($this->config, "catcherRoot", $_SERVER['DOCUMENT_ROOT']),
             "pathFormat" => $this->config['catcherPathFormat'],
             "maxSize" => $this->config['catcherMaxSize'],
             "allowFiles" => $this->config['catcherAllowFiles'],
@@ -282,4 +283,4 @@ protected function getfiles($path, $allowFiles, &$files = array())
         }
         return $files;
     }
-}
\ No newline at end of file
+}