diff --git a/package.json b/package.json
index a6f2cb1..036ed01 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@cybozu/license-manager",
-  "version": "0.0.1",
+  "version": "1.0.0",
   "description": "CLI tool for license management",
   "author": "Cybozu, Inc.",
   "license": "Apache-2.0",