diff --git a/README.md b/README.md
index 312ed1ba5b..7037242d72 100644
--- a/README.md
+++ b/README.md
@@ -27,31 +27,31 @@ English | [简体中文](README-CN.md) | [TDengine Cloud](https://cloud.tdengine
 <!-- omit in toc -->
 # Table of Contents
 
-- [1. Introduction](#1-introduction)
-- [2. Documentation](#2-documentation)
-- [3. Prerequisites](#3-prerequisites)
-  - [3.1 On Linux](#31-on-linux)
-  - [3.2 On macOS](#32-on-macos)
-  - [3.3 On Windows](#33-on-windows)
-  - [3.4 Clone the repo](#34-clone-the-repo)
-- [4. Building](#4-building)
-  - [4.1 Build on Linux](#41-build-on-linux)
-  - [4.2 Build on macOS](#42-build-on-macos)
-  - [4.3 Build on Windows](#43-build-on-windows)
-- [5. Packaging](#5-packaging)
-- [6. Installation](#6-installation)
-  - [6.1 Install on Linux](#61-install-on-linux)
-  - [6.2 Install on macOS](#62-install-on-macos)
-  - [6.3 Install on Windows](#63-install-on-windows)
-- [7. Running](#7-running)
-  - [7.1 Run TDengine on Linux](#71-run-tdengine-on-linux)
-  - [7.2 Run TDengine on macOS](#72-run-tdengine-on-macos)
-  - [7.3 Run TDengine on Windows](#73-run-tdengine-on-windows)
-- [8. Testing](#8-testing)
-- [9. Releasing](#9-releasing)
-- [10. Workflow](#10-workflow)
-- [11. Coverage](#11-coverage)
-- [12. Contributing](#12-contributing)
+1. [Introduction](#1-introduction)
+1. [Documentation](#2-documentation)
+1. [Prerequisites](#3-prerequisites)
+    - [3.1 Prerequisites On Linux](#31-on-linux)
+    - [3.2 Prerequisites On macOS](#32-on-macos)
+    - [3.3 Prerequisites On Windows](#33-on-windows) 
+    - [3.4 Clone the repo](#34-clone-the-repo) 
+1. [Building](#4-building)
+    - [4.1 Build on Linux](#41-build-on-linux)
+    - [4.2 Build on macOS](#42-build-on-macos)
+    - [4.3 Build On Windows](#43-build-on-windows) 
+1. [Packaging](#5-packaging)
+1. [Installation](#6-installation)
+    - [6.1 Install on Linux](#61-install-on-linux)
+    - [6.2 Install on macOS](#62-install-on-macos)
+    - [6.3 Install on Windows](#63-install-on-windows)
+1. [Running](#7-running)
+    - [7.1 Run TDengine on Linux](#71-run-tdengine-on-linux)
+    - [7.2 Run TDengine on macOS](#72-run-tdengine-on-macos)
+    - [7.3 Run TDengine on Windows](#73-run-tdengine-on-windows)
+1. [Testing](#8-testing)
+1. [Releasing](#9-releasing)
+1. [Workflow](#10-workflow)
+1. [Coverage](#11-coverage)
+1. [Contributing](#12-contributing)
 
 # 1. Introduction