diff --git a/composer.json b/composer.json
index 5bf11c6d2..949db8c5d 100644
--- a/composer.json
+++ b/composer.json
@@ -32,6 +32,9 @@
     "zoujingli/wechat-developer": "^1.2"
   },
   "autoload": {
+    "psr-0": {
+      "": "extend\\"
+    },
     "psr-4": {
       "app\\": "app"
     }
diff --git a/composer.lock b/composer.lock
index 15967a1c5..ac8ed821c 100644
--- a/composer.lock
+++ b/composer.lock
@@ -937,12 +937,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/zoujingli/ThinkLibrary.git",
-                "reference": "1c194b947fb85bd79adc1f821ef06f2f77a35147"
+                "reference": "6768de2a30a5d3058c4b6d34a0c99591acc4e476"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/zoujingli/ThinkLibrary/zipball/1c194b947fb85bd79adc1f821ef06f2f77a35147",
-                "reference": "1c194b947fb85bd79adc1f821ef06f2f77a35147",
+                "url": "https://api.github.com/repos/zoujingli/ThinkLibrary/zipball/6768de2a30a5d3058c4b6d34a0c99591acc4e476",
+                "reference": "6768de2a30a5d3058c4b6d34a0c99591acc4e476",
                 "shasum": "",
                 "mirrors": [
                     {
diff --git a/vendor/composer/autoload_namespaces.php b/vendor/composer/autoload_namespaces.php
index b7fc0125d..7cb803d03 100644
--- a/vendor/composer/autoload_namespaces.php
+++ b/vendor/composer/autoload_namespaces.php
@@ -6,4 +6,5 @@ $vendorDir = dirname(dirname(__FILE__));
 $baseDir = dirname($vendorDir);
 
 return array(
+    '' => array($baseDir . '/extend'),
 );
diff --git a/vendor/composer/autoload_static.php b/vendor/composer/autoload_static.php
index 9a8e88727..fb0114494 100644
--- a/vendor/composer/autoload_static.php
+++ b/vendor/composer/autoload_static.php
@@ -138,6 +138,10 @@ class ComposerStaticInitb911c14a0826c73d9f097343fd33a252
         ),
     );
 
+    public static $fallbackDirsPsr0 = array (
+        0 => __DIR__ . '/../..' . '/extend',
+    );
+
     public static $classMap = array (
         'AliPay\\App' => __DIR__ . '/..' . '/zoujingli/wechat-developer/AliPay/App.php',
         'AliPay\\Bill' => __DIR__ . '/..' . '/zoujingli/wechat-developer/AliPay/Bill.php',
@@ -650,6 +654,7 @@ class ComposerStaticInitb911c14a0826c73d9f097343fd33a252
         return \Closure::bind(function () use ($loader) {
             $loader->prefixLengthsPsr4 = ComposerStaticInitb911c14a0826c73d9f097343fd33a252::$prefixLengthsPsr4;
             $loader->prefixDirsPsr4 = ComposerStaticInitb911c14a0826c73d9f097343fd33a252::$prefixDirsPsr4;
+            $loader->fallbackDirsPsr0 = ComposerStaticInitb911c14a0826c73d9f097343fd33a252::$fallbackDirsPsr0;
             $loader->classMap = ComposerStaticInitb911c14a0826c73d9f097343fd33a252::$classMap;
 
         }, null, ClassLoader::class);
diff --git a/vendor/composer/installed.json b/vendor/composer/installed.json
index 5da2d18a8..1cc9723ae 100644
--- a/vendor/composer/installed.json
+++ b/vendor/composer/installed.json
@@ -963,12 +963,12 @@
         "source": {
             "type": "git",
             "url": "https://github.com/zoujingli/ThinkLibrary.git",
-            "reference": "1c194b947fb85bd79adc1f821ef06f2f77a35147"
+            "reference": "6768de2a30a5d3058c4b6d34a0c99591acc4e476"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/zoujingli/ThinkLibrary/zipball/1c194b947fb85bd79adc1f821ef06f2f77a35147",
-            "reference": "1c194b947fb85bd79adc1f821ef06f2f77a35147",
+            "url": "https://api.github.com/repos/zoujingli/ThinkLibrary/zipball/6768de2a30a5d3058c4b6d34a0c99591acc4e476",
+            "reference": "6768de2a30a5d3058c4b6d34a0c99591acc4e476",
             "shasum": "",
             "mirrors": [
                 {
diff --git a/vendor/services.php b/vendor/services.php
index 0250bb6d0..7c3449d15 100644
--- a/vendor/services.php
+++ b/vendor/services.php
@@ -1,5 +1,5 @@
 <?php 
-// This file is automatically generated at:2020-08-26 15:23:20
+// This file is automatically generated at:2020-08-28 15:23:38
 declare (strict_types = 1);
 return array (
   0 => 'think\\admin\\Library',