diff --git a/README.md b/README.md
index 472102cdc..1390b7279 100644
--- a/README.md
+++ b/README.md
@@ -326,6 +326,12 @@ You can use this option if you want to increase the number of webdav service add
 
 Customize the default template used to initialize the User Input Preprocessing configuration item in Settings.
 
+
+### `DEFAULT_MODEL` (optional)
+
+Customize the default model used to initialize a new chat and the default model in the configuration page.
+
+
 ## Requirements
 
 NodeJS >= 18, Docker >= 20
diff --git a/README_CN.md b/README_CN.md
index e42288bb5..79105373b 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -218,6 +218,11 @@ ByteDance Api Url.
 
 自定义默认的 template，用于初始化『设置』中的『用户输入预处理』配置项
 
+### `DEFAULT_MODEL` （可选）
+
+自定义默认新聊天和设置页中的默认模型
+
+
 ## 开发
 
 点击下方按钮，开始二次开发：