diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4bbf0608f4..26947f9c20 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,15 @@
 ChangeLog
 =========
 
+12.20.0 (2020/02/22)
+-------------------
+### ✨Improvements
+* UIの調整
+
+### 🐛Fixes
+* 複数タブで開いてるときに動作がおかしい問題を修正
+* メディア付きノートの詳細表示をした後TLに戻るとノートがバグる問題を修正
+
 12.19.0 (2020/02/21)
 -------------------
 ### ✨Improvements
diff --git a/package.json b/package.json
index 2e5cec808b..72eb8cef1e 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
 	"name": "misskey",
 	"author": "syuilo <syuilotan@yahoo.co.jp>",
-	"version": "12.19.0",
+	"version": "12.20.0",
 	"codename": "indigo",
 	"repository": {
 		"type": "git",