diff --git a/package.json b/package.json
index 1a59006..fdb64ce 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "src/"
   ],
   "name": "textlint-rule-ja-unnatural-alphabet",
-  "version": "1.3.0",
+  "version": "2.0.0",
   "description": "不自然なアルファベットを検知するtextlintルール",
   "main": "lib/textlint-rule-ja-unnatural-alphabet.js",
   "scripts": {