diff --git a/README.md b/README.md
index b3ac357e..08d0399b 100644
--- a/README.md
+++ b/README.md
@@ -240,6 +240,7 @@ deepseek pr <N>                                  # fetch PR and pre-seed review
 deepseek mcp list                                # list configured MCP servers
 deepseek mcp validate                            # validate MCP config/connectivity
 deepseek mcp-server                              # run dispatcher MCP stdio server
+deepseek update                                  # check for and apply binary updates
 ```
 
 ### Zed / ACP
diff --git a/README.zh-CN.md b/README.zh-CN.md
index ed2b6283..a4d5b9e2 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -213,6 +213,7 @@ deepseek pr <N>                                # 获取 PR 并预填审查提示
 deepseek mcp list                              # 列出已配置 MCP 服务器
 deepseek mcp validate                          # 校验 MCP 配置和连接
 deepseek mcp-server                            # 启动 dispatcher MCP stdio 服务器
+deepseek update                                # 检查并应用二进制更新
 ```
 
 ### 常用快捷键