diff --git a/helper.php b/helper.php
index 494835f6fccb6ed830b30af6b9c90698104f8e36..840a29a705cc1ff53012fc227ee9d888ec5abc93 100644
--- a/helper.php
+++ b/helper.php
@@ -6,7 +6,7 @@ if ( defined( 'THINK_VERSION' ) ) {
     \think\Route::get( 'doc/assets', "\\OkCoder\\ApiDoc\\DocController@assets", [ 'deny_ext' => 'php|.htacess' ] );
     \think\Route::get( 'doc/module', "\\OkCoder\\ApiDoc\\Controller@module" );
     \think\Route::get( 'doc/action', "\\OkCoder\\ApiDoc\\Controller@action" );
-    \think\Route::get( 'doc/document', "\\OkCoder\\ApiDoc\\\Controller@document" );
+    \think\Route::get( 'doc/document', "\\OkCoder\\ApiDoc\\Controller@document" );
     \think\Route::any( 'doc/login$', "\\OkCoder\\ApiDoc\\Controller@login" );
     \think\Route::any( 'doc/format_params', "\\OkCoder\\ApiDoc\\Controller@format_params" );
 } else {