diff --git a/base.php b/base.php
index 300932bd..405e1432 100644
--- a/base.php
+++ b/base.php
@@ -136,7 +136,7 @@ function import($class, $baseUrl = '', $ext= EXT ) {
 function vendor($class, $baseUrl = '', $ext=EXT) {
     if (empty($baseUrl))
         $baseUrl = VENDOR_PATH;
-    return Think\Loder::import($class, $baseUrl, $ext);
+    return Think\Loader::import($class, $baseUrl, $ext);
 }
 
 /**