diff --git a/CHANGELOG.md b/CHANGELOG.md
index b8c99ae2..b9bf8393 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,13 +3,7 @@
 
 -->
 
-## 0.8.1 (2023/04/04)
-
-- ビルトイン関数の実装で名前が間違っていたのを修正。
-  - `string.fromChars`
-  - `string.toChars`
-
-## 0.8.0 (2023/04/04)
+## 0.8.2 (2023/04/04)
 
 - 構造体のサポート。
 - 配列のサポート。
diff --git a/README.md b/README.md
index 8d52db66..ba6f37e9 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,7 @@ fn main() {
 
 ## Syntaxes
 - English (Not translated yet.)
-- [日本語](https://github.com/uguisu-dev/uguisu/blob/v0.8.0/docs/syntaxes_ja.md)
+- [日本語](https://github.com/uguisu-dev/uguisu/blob/v0.8.2/docs/syntaxes_ja.md)
 
 ## Install
 Node.js and npm installation is required.  
diff --git a/package-lock.json b/package-lock.json
index 2a1a8f3a..27dd8921 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "uguisu-js",
-  "version": "0.8.1",
+  "version": "0.8.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "uguisu-js",
-      "version": "0.8.1",
+      "version": "0.8.2",
       "license": "MIT",
       "dependencies": {
         "char-regex": "^2.0.0"
diff --git a/package.json b/package.json
index 9a86d058..fb7ef4a2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "uguisu-js",
-  "version": "0.8.1",
+  "version": "0.8.2",
   "description": "The Uguisu is a statically typed scripting language.",
   "license": "MIT",
   "author": "marihachi",