diff --git a/README.md b/README.md
index 0e6918a..1fae878 100644
--- a/README.md
+++ b/README.md
@@ -9,12 +9,12 @@ It is a TypeScript code generator which generates TypeScript classes and interfa
 - `apiRouter`, server api prototype using [koa router](https://github.com/koajs/router)
 - `ClientAPI`, client api implementation using [axios](https://github.com/axios/axios)
 
-This tool assume you use **koa router** for server and **axios** for client.
+This tool assumes you use **koa router** for server and **axios** for client.
 
 ## How to use it?
 ### 0. Install this tool
 ```
-yarn add -D https://github.com/supmiku39/api-codegen-ts
+yarn add -D @supmiku39/api-ts-gen
 ```
 Also, install the dependencies that generated code will use.
 ```
@@ -62,10 +62,10 @@ module.exports = {
 yarn run api-codegen <your-openapi-document> [-o <output-dir>]
 ```
 The default output directory is `api/generated`.  
-For example, if you put your api document at `api.yml`, and want the generated code put in `api-generated/` directory, you can execute
+For example, if you put your api document at `api.yml`, and want the generated code put in `generated/` directory, you can execute
 ```
 # example
-yarn run api-codegen api.yml -o api-generated
+yarn run api-codegen api.yml -o generated
 ```
 ### 4. Implement server api
 ```
@@ -117,14 +117,14 @@ import apiRouter from '#api/apiRouter';
 const app = new Koa();
 // some other entry
 
-app.use(apiRouter.prefix('your/api/prefix').routes());
+app.use(apiRouter.prefix('/your/api/prefix').routes());
 // or simply app.use(apiRouter.routes());
 
 app.listen(yourAppListenPort);
 ```
 
 ### 6. Use api in client
-Simply import and use it!  Like the server api, the function name will be the `operationId` defined in the api document, and the parameters will be the `parameters` and `requestBody` if defined.
+Simply import and use it! Like the server api, the function name will be the `operationId` defined in the api document, and the parameters will be the `parameters` and `requestBody` if defined.
 
 ```
 api.{operationId}([path], [query], [header], [cookie], [body])
@@ -135,7 +135,7 @@ where the `path`, `query`, `header`, `cookie` is a object whose key is the `name
 
 ```
 import api from '#api/ClientAPI';
-// import {FullDate} from 'api-codegen-ts/utils';
+// import {FullDate} from '@supmiku39/api-ts-gen/utils';
 // import {SchemaA} from '#api/schemas';
 
 // ...
@@ -150,23 +150,24 @@ api.operationWithPathAndQueryAndBody({
   queryName2: queryvalue2,
 }, body);
 ```
-If you set the prefix of the api, you have to set the `$baseURL` of api.
+If you set the prefix of the api, you have to set the `$baseURL` of client api.
 ```
-api.$baseURL = 'same/as/the/prefix/in/server';
+api.$baseURL = '/same/as/the/prefix/in/server';
 ```
 
 #### FullDate
 If the format is `string` `date`, you should use `FullDate` instead of `Date`.
 `FullDate` is a wrapper of `Date`, which implements `.toString()`, `.toJSON()` and `.valueOf()` to make it more convenience to convert it to String or JSON.
 
-Import `FullDate` class from `api-codegen-ts/utils`.
+Import `FullDate` class from `@supmiku39/api-ts-gen/utils`.
 ```
-import {FullDate} from 'api-codegen-ts/utils';
+import {FullDate} from '@supmiku39/api-ts-gen/utils';
 
 // initialization
 new FullDate(new Date()); // from a Date instance
 new FullDate(); // today
 new FullDate('2012-03-31'); // 2012-03-31
+new FullDate(2015, 5); // 2015-05-01
 new FullDate(2015, 5, 4); // 2015-05-04
 new FullDate(1449446400000); // 2015-12-07
 
@@ -476,6 +477,9 @@ This tool only supports `application/json` type for request and response body. A
 Other $ref like requestBody, responseBody are not supported currently.
 
 ## Versions
+#### 1.1.2
+- publish to npmjs and change the package name in generated code
+- specify constructor argument type of FullDate
 #### 1.1.1
 - implement FullDate#distanceFrom(d0)
 - fix FullDate timezone bug, use UTC instead
diff --git a/dist/Config.js b/dist/Config.js
index 0f75cc9..92ae0c6 100644
--- a/dist/Config.js
+++ b/dist/Config.js
@@ -15,7 +15,7 @@ exports.configDefault = {
     // TS path
     apiDirTSPath: '#api',
     ServerAPITSPath: '#ServerAPI',
-    utilsTSPath: 'api-codegen-ts/utils',
+    utilsTSPath: '@supmiku39/api-ts-gen/utils',
     stateTSPath: null,
     // other
     outputDir: 'api/generated',
diff --git a/dist/utils/FullDate.d.ts b/dist/utils/FullDate.d.ts
index ef710bd..afc4b2c 100644
--- a/dist/utils/FullDate.d.ts
+++ b/dist/utils/FullDate.d.ts
@@ -1,6 +1,11 @@
 export declare class FullDate {
     private _date;
-    constructor(...argv: any);
+    constructor();
+    constructor(copyFrom: FullDate);
+    constructor(date: Date);
+    constructor(s: string);
+    constructor(n: number);
+    constructor(y: number, m: number, d?: number);
     toString(): string;
     toJSON(): string;
     valueOf(): number;
diff --git a/lib/Config.ts b/lib/Config.ts
index 4a6e480..66613ad 100644
--- a/lib/Config.ts
+++ b/lib/Config.ts
@@ -38,7 +38,7 @@ export const configDefault: ConfigOptional = {
   // TS path
   apiDirTSPath: '#api',
   ServerAPITSPath: '#ServerAPI',
-  utilsTSPath: 'api-codegen-ts/utils',
+  utilsTSPath: '@supmiku39/api-ts-gen/utils',
   stateTSPath: null,
   // other
   outputDir: 'api/generated',
diff --git a/lib/utils/FullDate.ts b/lib/utils/FullDate.ts
index f669776..d6ffe31 100644
--- a/lib/utils/FullDate.ts
+++ b/lib/utils/FullDate.ts
@@ -4,7 +4,14 @@ function removeTime(date: Date): Date {
 }
 export class FullDate {
   private _date: Date;
-  constructor(...argv: any) {
+
+  constructor();
+  constructor(copyFrom: FullDate);
+  constructor(date: Date);
+  constructor(s: string);
+  constructor(n: number);
+  constructor(y: number, m: number, d?: number);
+  constructor(...argv: [any?, number?, number?]) {
     this._date = removeTime((() => {
       if (argv.length == 0) return new Date();
       if (argv.length == 1) {
diff --git a/package.json b/package.json
index e26a443..9c376ce 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
-  "name": "@supmiku39/openapi-codegen-ts",
-  "version": "1.1.1",
+  "name": "@supmiku39/api-ts-gen",
+  "version": "1.1.2",
   "description": "OpenAPI code generator for TypeScript",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
@@ -11,6 +11,12 @@
   },
   "author": "supmiku39",
   "license": "MIT",
+  "repository": {
+    "url": "https://github.com/supmiku39/api-ts-gen",
+    "type": "git"
+  },
+  "keywords": ["openapi", "swagger", "typescript", "codegen"],
+  "files": ["dist/*", "bin/*", "utils"],
   "bin": {
     "api-codegen": "bin/api-codegen.js"
   },