diff --git a/CHANGELOG.md b/CHANGELOG.md
index 132bdfc4a..86c0d4fd2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-# dev
+# 1.0.0 (2020-11-19)
 
 Changes:
 
diff --git a/packages/redos/package.json b/packages/redos/package.json
index c3491dfa4..74ba59851 100644
--- a/packages/redos/package.json
+++ b/packages/redos/package.json
@@ -5,7 +5,7 @@
   "author": "TSUYUSATO Kitsune <make.just.on@gmail.com>",
   "homepage": "https://makenowjust-labo.github.io/redos/",
   "repository": "https://github.com/MakeNowJust-Labo/redos.git",
-  "version": "0.2.0",
+  "version": "1.0.0",
   "main": "redos-core-opt.js",
   "types": "index.d.ts",
   "keywords": [