diff --git a/Release-Notes-for-MiniGUI-3.2.md b/Release-Notes-for-MiniGUI-3.2.md
index c545129..a0ac12a 100644
--- a/Release-Notes-for-MiniGUI-3.2.md
+++ b/Release-Notes-for-MiniGUI-3.2.md
@@ -1,3 +1,26 @@
+_Release notes for MiniGUI 3.2.x._
+
+Table of Contents
+
+- [Version 3.2.2](#version-322)
+  * [What's new in this version](#what-s-new-in-this-version)
+- [Version 3.2.0](#version-320)
+  * [What's new in this version](#what-s-new-in-this-version-1)
+  * [Type changes](#type-changes)
+    + [Changes of handle types](#changes-of-handle-types)
+    + [Changes of integer types](#changes-of-integer-types)
+    + [New integer types](#new-integer-types)
+  * [API changes](#api-changes)
+    + [Integer macros](#integer-macros)
+    + [Structure and functions](#structure-and-functions)
+      - [Message](#message)
+      - [Window callback procedure](#window-callback-procedure)
+      - [Notification callback procedure](#notification-callback-procedure)
+      - [Time and timer](#time-and-timer)
+      - [Miscellaneous](#miscellaneous)
+  * [Configuration option changes](#configuration-option-changes)
+
+
 ## Version 3.2.2
 
 MiniGUI 3.2.2 was released in April 16, 2019.
@@ -67,7 +90,7 @@ All handle types, including `GHANDLE`, `HWND`, `HDC`, etc.,
 are now defined as aliases of `PVOID` (`typedef void* PVOID`).
 You may need to check your code to reflect this change.
 
-#### Changes of integer types.
+#### Changes of integer types
 
 The type of `DWORD` now has pointer precision. That is,
 the size of `DWORD` will be 4 bytes on 32-bit platform, and 8 bytes on
@@ -83,7 +106,7 @@ two types is 2 bytes on 32-bit platform, and 4 bytes on 64-bit platform.
 Note that the type of `BYTE` always has the size of 8-bit on both
 32-bit and 64-bit platforms.
 
-#### New integer types:
+#### New integer types
 
 We introduce `DWORD32` and `SDWORD32` types,
 which have the size of 4 bytes on both 32-bit and 64-bit platforms.
diff --git a/Release-Notes-for-MiniGUI-4.0.md b/Release-Notes-for-MiniGUI-4.0.md
index 3eff179..5bee4be 100644
--- a/Release-Notes-for-MiniGUI-4.0.md
+++ b/Release-Notes-for-MiniGUI-4.0.md
@@ -1,7 +1,7 @@
 _Release notes for MiniGUI 4.0.x._
 
 Table of Contents
-- [4.0.0](#400)
+- [Version 4.0.0](#version-400)
   * [Overview](#overview)
   * [New APIs conforming Unicode 12.0](#new-apis-conforming-unicode-120)
   * [New APIs for complex or mixed scripts](#new-apis-for-complex-or-mixed-scripts)
@@ -12,7 +12,7 @@ Table of Contents
   * [Backward compatibility issues](#backward-compatibility-issues)
   * [Deprecated features](#deprecated-features)
 
-## 4.0.0
+## Version 4.0.0
 
 MiniGUI 4.0.0 was released in July 15, 2019.