diff --git a/CHANGELOG.md b/CHANGELOG.md
index e5921a8..1bb1a37 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,21 +2,41 @@
 
 All notable changes to this project will be documented in this file.
 
-## [Unreleased]
+## 0.0.1
 
-### Features
+The following is this version of changelog (including the beta/rc version):
 
-- Print
+### 🌵 Features
+
+- Basic operation
+  - New
+  - Open
+  - Save
+  - Save as
+  - Print
+  - Undo
+  - Redo
+  - Copy
+  - Paste
+  - Cut
+  - Quit
+- Icons (from [Remix Icon - Open source icon library](https://remixicon.com/))
+- Toolbar
+- Line numbers
+- Highlight current line
 - Beautify the interface
 - Show characters & line numbers on status bar
 - Preferences Window
 
-### Optimization
+### 🦋 Optimization
 
 - Refactor
-	- Use Lambda to set action undo&redo&copy&cut's state.
+  - Use Lambda to set action undo&redo&copy&cut's state.
+  - Move all sources to `src/` dir
+  - Move core sources to `src/core` dir, ui sources to `src/ui` dir
+  - Rename the `notepanda` class to `MainWindow`
 
-### Bug
+### 🐞 Bug fix
 
 - Fix cannot load SVG files.
 
@@ -33,7 +53,7 @@ All notable changes to this project will be documented in this file.
   - Quit
 - Icons (from [Remix Icon - Open source icon library](https://remixicon.com/))
 - Toolbar
-- :star: Line numbers
+- Line numbers
 - Highlight current line
 
 ### 🦋 Optimization
diff --git a/README.md b/README.md
index 6743699..96d4a4d 100644
--- a/README.md
+++ b/README.md
@@ -29,9 +29,7 @@ So enjoy this toy 🍵️
 ## Feature
 
 - Basic operation
-
 - Line numbers
-- Show characters & line numbers
 
 ## Roadmap
 
@@ -41,7 +39,7 @@ See [Projects](https://github.com/ChungZH/notepanda/projects/).
 
 Go to [Releases](https://github.com/ChungZH/notepanda/releases) page.
 
-The latest version is `v0.0.1-rc.1` now.
+The latest version is `v0.0.1` now.
 
 ## Contributions / Bugs
 
diff --git a/makespec/BUILDVERSION b/makespec/BUILDVERSION
index 028ead5..37021f4 100644
--- a/makespec/BUILDVERSION
+++ b/makespec/BUILDVERSION
@@ -1 +1 @@
-1010
\ No newline at end of file
+1500
\ No newline at end of file
diff --git a/makespec/VERSIONSUFFIX b/makespec/VERSIONSUFFIX
index 9b2a0da..0519ecb 100644
--- a/makespec/VERSIONSUFFIX
+++ b/makespec/VERSIONSUFFIX
@@ -1 +1 @@
--rc.1
\ No newline at end of file
+ 
\ No newline at end of file