diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7ee4486eb9..2454a3b609 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,7 +7,7 @@
 
 -->
 
-## 12.x.x (unreleased)
+## 12.90.0 (2021/09/04)
 
 ### Improvements
 - 藍モード、および藍ウィジェット
diff --git a/package.json b/package.json
index 53dead5ef7..ebb4d90897 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
 	"name": "misskey",
 	"author": "syuilo <syuilotan@yahoo.co.jp>",
-	"version": "12.89.2",
+	"version": "12.90.0",
 	"codename": "indigo",
 	"repository": {
 		"type": "git",