diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1065dd5a..a8e1dc87 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+### [v1.6.2](https://gitee.com/koogua/course-tencent-cloud/releases/v1.6.1)(2023-01-12)
+
+
 ### [v1.6.1](https://gitee.com/koogua/course-tencent-cloud/releases/v1.6.1)(2022-12-12)
 
 - 富文本编辑器增加粘贴图片和远程图片本地化
diff --git a/app/Library/AppInfo.php b/app/Library/AppInfo.php
index 1242f294..70774c80 100644
--- a/app/Library/AppInfo.php
+++ b/app/Library/AppInfo.php
@@ -16,7 +16,7 @@ class AppInfo
 
     protected $link = 'https://www.koogua.com';
 
-    protected $version = '1.6.1';
+    protected $version = '1.6.2';
 
     public function __get($name)
     {
@@ -28,6 +28,8 @@ class AppInfo
         if (isset($this->{$name})) {
             return $this->{$name};
         }
+
+        return null;
     }
 
 }
\ No newline at end of file