diff --git a/CHANGELOG.md b/CHANGELOG.md
index f1de052713faed129b65c018de36219eff6c8a2d..15c02386ac3cb03ea30654ed139c1bcd59b54e60 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,7 @@
 ChangeLog
 =========
 
-unreleased
+11.31.0 (2019/09/02)
 --------------------
 ### ✨Improvements
 * Syslogサポート
diff --git a/package.json b/package.json
index dca975f8188f76ce2a927bcc47cd61cfc8ac0ff1..4f7440af01fc8c19f99f0223b17cb8c9e6d6a16e 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
 	"name": "misskey",
 	"author": "syuilo <i@syuilo.com>",
-	"version": "11.30.0",
+	"version": "11.31.0",
 	"codename": "daybreak",
 	"repository": {
 		"type": "git",