diff --git a/include.php b/include.php
index 18329df..c04f45e 100644
--- a/include.php
+++ b/include.php
@@ -14,7 +14,7 @@
 
 // 动态注册SDK自动加载
 spl_autoload_register(function ($classname) {
-    $filename = __DIR__ . DIRECTORY_SEPARATOR . str_replace('\\/', DIRECTORY_SEPARATOR, $classname) . '.php';
+    $filename = __DIR__ . DIRECTORY_SEPARATOR . str_replace(['\\', '/'], DIRECTORY_SEPARATOR, $classname) . '.php';
     if (stripos($classname, 'WeChat') === 0 && file_exists($filename)) {
         include $filename;
     }