diff --git a/.travis.yml b/.travis.yml
index 6ac9856..205059d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,16 +1,9 @@
 language: node_js
 node_js:
-  - "5"
-  - "5.1"
-  - "4"
-  - "4.2"
-  - "4.1"
-  - "4.0"
-  - "0.12"
-  - "0.11"
-  - "iojs"
+  - "8.11.1"
 
 install:
+  - npm install @types/blue-tape
   - npm install blue-tape
   - npm install rimraf
   - npm install tap-diff
diff --git a/lib/index.spec.d.ts b/lib/index.spec.d.ts
deleted file mode 100644
index cb0ff5c..0000000
--- a/lib/index.spec.d.ts
+++ /dev/null
@@ -1 +0,0 @@
-export {};
diff --git a/lib/index.spec.js b/lib/index.spec.js
deleted file mode 100644
index 84d152f..0000000
--- a/lib/index.spec.js
+++ /dev/null
@@ -1,52 +0,0 @@
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-/* tslint:disable:no-shadowed-variable */
-const test = require("blue-tape");
-const index_1 = require("./index");
-const command = function (command, callback) {
-    const promise = Promise.resolve().then(function () {
-        return Promise.resolve('do some work and return result ' + command);
-    }).then(function (data) {
-        //console.log(data);
-        return data;
-    });
-    return index_1.default(promise, callback);
-};
-const commandWillFail = function (command, callback) {
-    const promise = Promise.resolve().then(function () {
-        return Promise.reject('do some work and reject ' + command);
-    }).then(function (data) {
-        //console.log(data);
-        return data;
-    });
-    return index_1.default(promise, callback);
-};
-test('nodeify', t => {
-    t.test('promise', t => {
-        return command('with promise').then(function (data) {
-            t.equal(data, 'do some work and return result with promise');
-        });
-    });
-    t.test('callback', t => {
-        command('with callback', function (err, data) {
-            t.equal(data, 'do some work and return result with callback');
-            t.end();
-        });
-    });
-});
-test('nodeify should fail', t => {
-    t.test('promise', t => {
-        return commandWillFail('with promise').then(function (data) {
-            console.log('data', data);
-        }).catch((e) => {
-            t.equal(e, 'do some work and reject with promise');
-        });
-    });
-    t.test('callback', t => {
-        commandWillFail('with callback', function (err, data) {
-            t.equal(err, 'do some work and reject with callback');
-            t.equal(null, data);
-            t.end();
-        });
-    });
-});
diff --git a/package.json b/package.json
index 20c5ab9..32af583 100644
--- a/package.json
+++ b/package.json
@@ -1,18 +1,17 @@
 {
   "name": "nodeify-ts",
-  "version": "1.0.4",
+  "version": "1.0.5",
   "description": "Create functions that both return promises and accept node-style callbacks",
-  "main": "dist/index.js",
-  "typings": "dist/index",
+  "main": "lib/index.js",
   "files": [
     "lib/"
   ],
   "scripts": {
     "lint": "tslint src/**/*.ts",
-    "build": "rimraf dist/ && tsc",
+    "build": "rimraf lib/ && tsc",
     "test-spec": "ts-node node_modules/blue-tape/bin/blue-tape.js \"src/**/*.spec.ts\" | tap-diff",
     "test": "npm run lint && npm run build && npm run test-spec",
-    "prepare": "npm run lint && npm run build && rimraf dist/**/*.spec.* "
+    "prepare": "npm run lint && npm run build && rimraf lib/**/*.spec.* "
   },
   "repository": {
     "type": "git",