diff --git a/library/think/File.php b/library/think/File.php
index 970063b2..43f38575 100644
--- a/library/think/File.php
+++ b/library/think/File.php
@@ -403,4 +403,9 @@ class File extends SplFileObject
     {
         return $this->error;
     }
+
+    public function __call($method, $args)
+    {
+        return $this->hash($method);
+    }
 }