diff --git a/.gitignore b/.gitignore
index 8afe6f6..73c95cb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,7 +28,6 @@ build/Release
 # Dependency directory
 # https://docs.npmjs.com/misc/faq#should-i-check-my-node-modules-folder-into-git
 node_modules
-.npmignore
 
 ## Directory-based project format:
 .idea/
@@ -72,3 +71,4 @@ atlassian-ide-plugin.xml
 com_crashlytics_export_strings.xml
 crashlytics.properties
 crashlytics-build.properties
+.DS_Store
diff --git a/.npmignore b/.npmignore
new file mode 100644
index 0000000..e810eec
--- /dev/null
+++ b/.npmignore
@@ -0,0 +1,7 @@
+tests/
+.gitignore
+.npmignore
+.travis.yml
+LICENSE
+tslint.json
+package-lock.json
diff --git a/es5/index.js b/es5/index.js
index 7030564..20f2729 100644
--- a/es5/index.js
+++ b/es5/index.js
@@ -1,173 +1,135 @@
 // +----------------------------------------------------------------------+
-// | node-graceful v0.2.2 (https://github.com/mrbar42/node-graceful)      |
+// | node-graceful v0.3.0 (https://github.com/mrbar42/node-graceful)      |
 // | Graceful process exit manager.                                       |
 // |----------------------------------------------------------------------|
-"use strict";
-
+'use strict';
 function Graceful() {
     // options
     this.exitOnDouble = true;
     this.timeout = 30000;
-
     // constants
-    this.DEADLY_SIGNALS = ["SIGTERM", "SIGINT", "SIGBREAK", "SIGHUP"];
-
+    this.DEADLY_SIGNALS = ['SIGTERM', 'SIGINT', 'SIGBREAK', 'SIGHUP'];
     // state
     this._listeners = Object.create(null);
     this.isExiting = false;
 }
-
-Graceful.prototype.on = function (signal, listener, deadly) {
+Graceful.prototype.on = function on(signal, listener, deadly) {
     var _this = this;
     this._registerSignal(signal);
-
     this._listeners[signal].push(listener);
-
     // add signal to deadly list
     if (deadly && this.DEADLY_SIGNALS.indexOf(signal) === -1) {
         this.DEADLY_SIGNALS.push(signal);
     }
-
-    return function () {
-        return _this.off(signal, listener);
-    };
+    return function () { return _this.off(signal, listener); };
 };
-
-Graceful.prototype.off = function (signal, listener) {
-    if (!this._listeners[signal]) return;
-
+Graceful.prototype.off = function off(signal, listener) {
+    if (!this._listeners[signal])
+        return;
     // remove listener if exists
     var index = this._listeners[signal].indexOf(listener);
-    if (index !== -1) this._listeners[signal].splice(index, 1);
-
+    if (index !== -1)
+        this._listeners[signal].splice(index, 1);
     // clear master listener if no listeners left
     if (!this._listeners[signal].length) {
         this._unregisterSignal(signal);
     }
 };
-
-Graceful.prototype.clear = function (signal) {
+Graceful.prototype.clear = function clear(signal) {
     var _this = this;
     if (signal) {
         delete this._listeners[signal];
         this._unregisterSignal(signal);
-    } else {
-        Object.keys(this._listeners).forEach(function (sig) {
-            return _this.clear(signal);
-        });
+    }
+    else {
+        Object
+            .keys(this._listeners)
+            .forEach(function (sig) { return _this.clear(sig); });
     }
 };
-
-Graceful.prototype.exit = function (code, signal) {
-    if (typeof code == "number") {
+Graceful.prototype.exit = function exit(code, signal) {
+    if (typeof code === 'number') {
         process.exitCode = code;
     }
-
     var simulatedSignal = signal || this.DEADLY_SIGNALS[0];
-
     this._processSignal(simulatedSignal);
 };
-
-Graceful.prototype._registerSignal = function (signal) {
+Graceful.prototype._registerSignal = function _registerSignal(signal) {
     var _this = this;
-    if (this._listeners[signal]) return;
-
+    if (this._listeners[signal])
+        return;
     this._listeners[signal] = [];
-
-    var handler = function (event) {
-        return _this._processSignal(signal, event);
-    };
-
+    var handler = function (event) { return _this._processSignal(signal, event); };
     // handle special 'exit' event case
-    if (signal == "exit") {
-        this.DEADLY_SIGNALS.forEach(function (deadlySignal) {
-            return process.on(deadlySignal, handler);
-        });
-    } else {
+    if (signal === 'exit') {
+        this.DEADLY_SIGNALS.forEach(function (deadlySignal) { return process.on(deadlySignal, handler); });
+    }
+    else {
         process.on(signal, handler);
     }
-
     // store handler on listeners array for future ref
     this._listeners[signal].__handler__ = handler;
 };
-
-Graceful.prototype._unregisterSignal = function (signal) {
-    if (!this._listeners[signal]) return;
-
+Graceful.prototype._unregisterSignal = function _unregisterSignal(signal) {
+    if (!this._listeners[signal])
+        return;
     var handler = this._listeners[signal].__handler__;
-
     // handle special 'exit' event case
-    if (signal == "exit") {
-        this.DEADLY_SIGNALS.forEach(function (deadlySignal) {
-            return process.removeListener(deadlySignal, handler);
-        });
-    } else {
+    if (signal === 'exit') {
+        this.DEADLY_SIGNALS.forEach(function (deadlySignal) { return process.removeListener(deadlySignal, handler); });
+    }
+    else {
         process.removeListener(signal, handler);
     }
-
     delete this._listeners[signal];
 };
-
-Graceful.prototype._processSignal = function (signal, event) {
+Graceful.prototype._processSignal = function _processSignal(signal, event) {
     var _this = this;
-    var deadly = this.DEADLY_SIGNALS.indexOf(signal) != -1;
+    var deadly = this.DEADLY_SIGNALS.indexOf(signal) !== -1;
     var listeners = this._listeners[signal] && this._listeners[signal].slice();
-    var exitListeners = this._listeners.exit && this._listeners.exit.slice();
+    var exitListeners = this._listeners['exit'] && this._listeners['exit'].slice();
     var targetCount = listeners && listeners.length || 0;
-
     // also include exit listeners if deadly
     if (deadly && exitListeners) {
         targetCount += exitListeners.length;
     }
-
     // this should never happen
     if (!targetCount) {
-        return process.nextTick(function () {
-            return _this._killProcess();
-        });
+        return process.nextTick(function () { return _this._killProcess(); });
     }
-
     var quit = (function () {
         var count = 0;
         return function () {
             count++;
             if (count >= targetCount) {
-                if (deadly) _this._killProcess();
+                if (deadly)
+                    _this._killProcess();
             }
         };
     })();
-
     // exec signal specific listeners
     if (listeners) {
-        listeners.forEach(function (listener) {
-            return _this._invokeListener(listener, quit, event, signal);
-        });
+        listeners.forEach(function (listener) { return _this._invokeListener(listener, quit, event, signal); });
     }
-
-
     // also invoke exit listeners
     if (deadly && exitListeners) {
         if (this.isExiting) {
-            if (this.exitOnDouble) this._killProcess(true);
-        } else {
+            if (this.exitOnDouble)
+                this._killProcess(true);
+        }
+        else {
             this.isExiting = true;
-            if (parseInt(this.timeout)) {
-                setTimeout(function () {
-                    return _this._killProcess(true);
-                }, this.timeout);
+            if (Number(this.timeout)) {
+                setTimeout(function () { return _this._killProcess(true); }, this.timeout);
             }
-            exitListeners.forEach(function (listener) {
-                return _this._invokeListener(listener, quit, event, signal);
-            });
+            exitListeners.forEach(function (listener) { return _this._invokeListener(listener, quit, event, signal); });
         }
     }
 };
-
-Graceful.prototype._killProcess = function (force) {
+Graceful.prototype._killProcess = function _killProcess(force) {
     process.exit(process.exitCode || (force ? 1 : 0));
 };
-
-Graceful.prototype._invokeListener = function (listener, quit, event, signal) {
+Graceful.prototype._invokeListener = function _invokeListener(listener, quit, event, signal) {
     var invoked = false;
     // listener specific callback
     var done = function () {
@@ -176,14 +138,11 @@ Graceful.prototype._invokeListener = function (listener, quit, event, signal) {
             quit();
         }
     };
-
     var retVal = listener(done, event, signal);
     // allow returning a promise
-    if (retVal && typeof retVal.then === "function" && typeof retVal["catch"] === "function") {
+    if (retVal && typeof retVal.then === 'function' && typeof retVal["catch"] === 'function') {
         retVal.then(done)["catch"](done);
     }
 };
-
 var graceful = new Graceful();
 module.exports = graceful;
-
diff --git a/graceful.d.ts b/index.d.ts
similarity index 97%
rename from graceful.d.ts
rename to index.d.ts
index 1f13834..fa06df0 100644
--- a/graceful.d.ts
+++ b/index.d.ts
@@ -19,3 +19,5 @@ export declare module Graceful {
 
     function exit(code?: number | string, signal?: string): void;
 }
+
+export default Graceful
diff --git a/graceful.js b/index.js
similarity index 80%
rename from graceful.js
rename to index.js
index 3bca936..bb5aaaa 100644
--- a/graceful.js
+++ b/index.js
@@ -1,5 +1,5 @@
 // +----------------------------------------------------------------------+
-// | node-graceful v0.2.2 (https://github.com/mrbar42/node-graceful)      |
+// | node-graceful v0.3.0 (https://github.com/mrbar42/node-graceful)      |
 // | Graceful process exit manager.                                       |
 // |----------------------------------------------------------------------|
 'use strict';
@@ -17,7 +17,7 @@ function Graceful() {
     this.isExiting = false;
 }
 
-Graceful.prototype.on = function (signal, listener, deadly) {
+Graceful.prototype.on = function on(signal, listener, deadly) {
     this._registerSignal(signal);
 
     this._listeners[signal].push(listener);
@@ -30,7 +30,7 @@ Graceful.prototype.on = function (signal, listener, deadly) {
     return () => this.off(signal, listener);
 };
 
-Graceful.prototype.off = function (signal, listener) {
+Graceful.prototype.off = function off(signal, listener) {
     if (!this._listeners[signal]) return;
 
     // remove listener if exists
@@ -43,7 +43,7 @@ Graceful.prototype.off = function (signal, listener) {
     }
 };
 
-Graceful.prototype.clear = function (signal) {
+Graceful.prototype.clear = function clear(signal) {
     if (signal) {
         delete this._listeners[signal];
         this._unregisterSignal(signal);
@@ -51,12 +51,12 @@ Graceful.prototype.clear = function (signal) {
     else {
         Object
             .keys(this._listeners)
-            .forEach(sig => this.clear(signal));
+            .forEach(sig => this.clear(sig));
     }
 };
 
-Graceful.prototype.exit = function (code, signal) {
-    if (typeof code == 'number') {
+Graceful.prototype.exit = function exit(code, signal) {
+    if (typeof code === 'number') {
         process.exitCode = code;
     }
 
@@ -65,7 +65,7 @@ Graceful.prototype.exit = function (code, signal) {
     this._processSignal(simulatedSignal);
 };
 
-Graceful.prototype._registerSignal = function (signal) {
+Graceful.prototype._registerSignal = function _registerSignal(signal) {
     if (this._listeners[signal]) return;
 
     this._listeners[signal] = [];
@@ -73,7 +73,7 @@ Graceful.prototype._registerSignal = function (signal) {
     let handler = event => this._processSignal(signal, event);
 
     // handle special 'exit' event case
-    if (signal == 'exit') {
+    if (signal === 'exit') {
         this.DEADLY_SIGNALS.forEach(deadlySignal => process.on(deadlySignal, handler));
     }
     else {
@@ -84,13 +84,13 @@ Graceful.prototype._registerSignal = function (signal) {
     this._listeners[signal].__handler__ = handler;
 };
 
-Graceful.prototype._unregisterSignal = function (signal) {
+Graceful.prototype._unregisterSignal = function _unregisterSignal(signal) {
     if (!this._listeners[signal]) return;
 
     let handler = this._listeners[signal].__handler__;
 
     // handle special 'exit' event case
-    if (signal == 'exit') {
+    if (signal === 'exit') {
         this.DEADLY_SIGNALS.forEach(deadlySignal => process.removeListener(deadlySignal, handler));
     }
     else {
@@ -100,8 +100,8 @@ Graceful.prototype._unregisterSignal = function (signal) {
     delete this._listeners[signal];
 };
 
-Graceful.prototype._processSignal = function (signal, event) {
-    let deadly = this.DEADLY_SIGNALS.indexOf(signal) != -1;
+Graceful.prototype._processSignal = function _processSignal(signal, event) {
+    let deadly = this.DEADLY_SIGNALS.indexOf(signal) !== -1;
     let listeners = this._listeners[signal] && this._listeners[signal].slice();
     let exitListeners = this._listeners['exit'] && this._listeners['exit'].slice();
     let targetCount = listeners && listeners.length || 0;
@@ -116,14 +116,14 @@ Graceful.prototype._processSignal = function (signal, event) {
         return process.nextTick(() => this._killProcess());
     }
 
-    let quit = (()=> {
+    let quit = (() => {
         let count = 0;
         return () => {
             count++;
             if (count >= targetCount) {
                 if (deadly) this._killProcess();
             }
-        }
+        };
     })();
 
     // exec signal specific listeners
@@ -139,7 +139,7 @@ Graceful.prototype._processSignal = function (signal, event) {
         }
         else {
             this.isExiting = true;
-            if (parseInt(this.timeout)) {
+            if (Number(this.timeout)) {
                 setTimeout(() => this._killProcess(true), this.timeout);
             }
             exitListeners.forEach(listener => this._invokeListener(listener, quit, event, signal));
@@ -147,11 +147,11 @@ Graceful.prototype._processSignal = function (signal, event) {
     }
 };
 
-Graceful.prototype._killProcess = function (force) {
+Graceful.prototype._killProcess = function _killProcess(force) {
     process.exit(process.exitCode || (force ? 1 : 0));
 };
 
-Graceful.prototype._invokeListener = function (listener, quit, event, signal) {
+Graceful.prototype._invokeListener = function _invokeListener(listener, quit, event, signal) {
     let invoked = false;
     // listener specific callback
     let done = () => {
diff --git a/package-lock.json b/package-lock.json
index 9fdf747..1a95f45 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,129 +1,9 @@
 {
   "name": "node-graceful",
-  "version": "0.2.3",
+  "version": "0.3.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
-    "6to5": {
-      "version": "3.6.5",
-      "resolved": "https://registry.npmjs.org/6to5/-/6to5-3.6.5.tgz",
-      "integrity": "sha1-WeSfprhPiwW19f14tuIo9xtvd0M=",
-      "dev": true,
-      "requires": {
-        "acorn-6to5": "0.11.1-31",
-        "ast-types": "0.6.16",
-        "chalk": "0.5.1",
-        "chokidar": "0.12.6",
-        "commander": "2.6.0",
-        "core-js": "0.5.4",
-        "debug": "2.6.9",
-        "detect-indent": "3.0.0",
-        "estraverse": "1.9.1",
-        "esutils": "1.1.6",
-        "fs-readdir-recursive": "0.1.0",
-        "globals": "5.1.0",
-        "js-tokenizer": "1.3.3",
-        "lodash": "3.0.0",
-        "output-file-sync": "1.1.0",
-        "private": "0.1.6",
-        "regenerator-6to5": "0.8.10-1",
-        "regexpu": "1.1.0",
-        "roadrunner": "1.0.4",
-        "source-map": "0.1.43",
-        "source-map-support": "0.2.9",
-        "supports-color": "1.2.0",
-        "useragent": "2.2.1"
-      },
-      "dependencies": {
-        "ansi-regex": {
-          "version": "0.2.1",
-          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-0.2.1.tgz",
-          "integrity": "sha1-DY6UaWej2BQ/k+JOKYUl/BsiNfk=",
-          "dev": true
-        },
-        "ansi-styles": {
-          "version": "1.1.0",
-          "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-1.1.0.tgz",
-          "integrity": "sha1-6uy/Zs1waIJ2Cy9GkVgrj1XXp94=",
-          "dev": true
-        },
-        "chalk": {
-          "version": "0.5.1",
-          "resolved": "https://registry.npmjs.org/chalk/-/chalk-0.5.1.tgz",
-          "integrity": "sha1-Zjs6ZItotV0EaQ1JFnqoN4WPIXQ=",
-          "dev": true,
-          "requires": {
-            "ansi-styles": "1.1.0",
-            "escape-string-regexp": "1.0.5",
-            "has-ansi": "0.1.0",
-            "strip-ansi": "0.3.0",
-            "supports-color": "0.2.0"
-          },
-          "dependencies": {
-            "supports-color": {
-              "version": "0.2.0",
-              "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-0.2.0.tgz",
-              "integrity": "sha1-2S3iaU6z9nMjlz1649i1W0wiGQo=",
-              "dev": true
-            }
-          }
-        },
-        "commander": {
-          "version": "2.6.0",
-          "resolved": "https://registry.npmjs.org/commander/-/commander-2.6.0.tgz",
-          "integrity": "sha1-nfflL7Kgyw+4kFjugMMQQiXzfh0=",
-          "dev": true
-        },
-        "esutils": {
-          "version": "1.1.6",
-          "resolved": "https://registry.npmjs.org/esutils/-/esutils-1.1.6.tgz",
-          "integrity": "sha1-wBzKqa5LiXxtDD4hCuUvPHqEQ3U=",
-          "dev": true
-        },
-        "has-ansi": {
-          "version": "0.1.0",
-          "resolved": "https://registry.npmjs.org/has-ansi/-/has-ansi-0.1.0.tgz",
-          "integrity": "sha1-hPJlqujA5qiKEtcCKJS3VoiUxi4=",
-          "dev": true,
-          "requires": {
-            "ansi-regex": "0.2.1"
-          }
-        },
-        "strip-ansi": {
-          "version": "0.3.0",
-          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-0.3.0.tgz",
-          "integrity": "sha1-JfSOoiynkYfzF0pNuHWTR7sSYiA=",
-          "dev": true,
-          "requires": {
-            "ansi-regex": "0.2.1"
-          }
-        },
-        "supports-color": {
-          "version": "1.2.0",
-          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-1.2.0.tgz",
-          "integrity": "sha1-/x7R5hFp0Gs88tWI4YixjYhH4X4=",
-          "dev": true
-        }
-      }
-    },
-    "acorn": {
-      "version": "5.3.0",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.3.0.tgz",
-      "integrity": "sha512-Yej+zOJ1Dm/IMZzzj78OntP/r3zHEaKcyNoU2lAaxPtrseM6rF0xwqoz5Q5ysAiED9hTjI2hgtvLXitlCN1/Ug==",
-      "dev": true
-    },
-    "acorn-6to5": {
-      "version": "0.11.1-31",
-      "resolved": "https://registry.npmjs.org/acorn-6to5/-/acorn-6to5-0.11.1-31.tgz",
-      "integrity": "sha1-JoZKcB03UAebYlnaXfFgNvu0ZPs=",
-      "dev": true
-    },
-    "amdefine": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/amdefine/-/amdefine-1.0.1.tgz",
-      "integrity": "sha1-SlKCrBZHKek2Gbz9OtFR+BfOkfU=",
-      "dev": true
-    },
     "ansi-regex": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
@@ -145,18 +25,6 @@
         "sprintf-js": "1.0.3"
       }
     },
-    "ast-types": {
-      "version": "0.6.16",
-      "resolved": "https://registry.npmjs.org/ast-types/-/ast-types-0.6.16.tgz",
-      "integrity": "sha1-BCBbcu3dGVqP6qCB8R0ClKJN7ZM=",
-      "dev": true
-    },
-    "async-each": {
-      "version": "0.1.6",
-      "resolved": "https://registry.npmjs.org/async-each/-/async-each-0.1.6.tgz",
-      "integrity": "sha1-tn6Z7c3fllQeRK9WKQzX1cbnBDk=",
-      "dev": true
-    },
     "babel-code-frame": {
       "version": "6.26.0",
       "resolved": "https://registry.npmjs.org/babel-code-frame/-/babel-code-frame-6.26.0.tgz",
@@ -236,17 +104,6 @@
         }
       }
     },
-    "chokidar": {
-      "version": "0.12.6",
-      "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-0.12.6.tgz",
-      "integrity": "sha1-viBPW5Y04AkxElbl1ujg5QgoTS8=",
-      "dev": true,
-      "requires": {
-        "async-each": "0.1.6",
-        "fsevents": "0.3.8",
-        "readdirp": "1.3.0"
-      }
-    },
     "color-convert": {
       "version": "1.9.1",
       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.1.tgz",
@@ -268,98 +125,12 @@
       "integrity": "sha512-MVuS359B+YzaWqjCL/c+22gfryv+mCBPHAv3zyVI2GN8EY6IRP8VwtasXn8jyyhvvq84R4ImN1OKRtcbIasjYA==",
       "dev": true
     },
-    "commoner": {
-      "version": "0.10.8",
-      "resolved": "https://registry.npmjs.org/commoner/-/commoner-0.10.8.tgz",
-      "integrity": "sha1-NPw2cs0kOT6LtH5wyqApOBH08sU=",
-      "dev": true,
-      "requires": {
-        "commander": "2.13.0",
-        "detective": "4.7.1",
-        "glob": "5.0.15",
-        "graceful-fs": "4.1.11",
-        "iconv-lite": "0.4.19",
-        "mkdirp": "0.5.1",
-        "private": "0.1.6",
-        "q": "1.5.1",
-        "recast": "0.11.23"
-      },
-      "dependencies": {
-        "glob": {
-          "version": "5.0.15",
-          "resolved": "https://registry.npmjs.org/glob/-/glob-5.0.15.tgz",
-          "integrity": "sha1-G8k2ueAvSmA/zCIuz3Yz0wuLk7E=",
-          "dev": true,
-          "requires": {
-            "inflight": "1.0.6",
-            "inherits": "2.0.3",
-            "minimatch": "3.0.4",
-            "once": "1.4.0",
-            "path-is-absolute": "1.0.1"
-          }
-        },
-        "graceful-fs": {
-          "version": "4.1.11",
-          "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.11.tgz",
-          "integrity": "sha1-Dovf5NHduIVNZOBOp8AOKgJuVlg=",
-          "dev": true
-        }
-      }
-    },
     "concat-map": {
       "version": "0.0.1",
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     "tslib": {
       "version": "1.9.0",
       "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.9.0.tgz",
@@ -916,35 +329,11 @@
       "integrity": "sha1-PFtv1/beCRQmkCfwPAlGdY92c6Q=",
       "dev": true
     },
-    "useragent": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/useragent/-/useragent-2.2.1.tgz",
-      "integrity": "sha1-z1k+9PLRdYdei7ZY6pLhik/QbY4=",
-      "dev": true,
-      "requires": {
-        "lru-cache": "2.2.4",
-        "tmp": "0.0.33"
-      },
-      "dependencies": {
-        "lru-cache": {
-          "version": "2.2.4",
-          "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-2.2.4.tgz",
-          "integrity": "sha1-bGWGGb7PFAMdDQtZSxYELOTcBj0=",
-          "dev": true
-        }
-      }
-    },
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
       "dev": true
-    },
-    "xtend": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
-      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68=",
-      "dev": true
     }
   }
 }
diff --git a/package.json b/package.json
index bbb7323..2bd59b2 100644
--- a/package.json
+++ b/package.json
@@ -1,8 +1,8 @@
 {
   "name": "node-graceful",
-  "version": "0.2.4",
+  "version": "0.3.0",
   "description": "Graceful process exit manager. allows waiting on multiple async services.",
-  "main": "graceful.js",
+  "main": "index",
   "repository": {
     "type": "git",
     "url": "https://github.com/mrbar42/node-graceful.git"
@@ -20,13 +20,12 @@
     "test:unit": "node tests/runner",
     "test:lint": "tslint -c tslint.json --fix tests/*.ts",
     "test": "npm run test:unit && npm run test:lint",
-    "transpile": "cat graceful.js | 6to5 > es5/index.js",
+    "transpile": "tsc --allowJs --outFile es5/index.js --pretty index.js ",
     "prepublish": "npm run test && npm run transpile"
   },
   "author": "mrbar42",
   "license": "WTFPL",
   "devDependencies": {
-    "6to5": "3.6.5",
     "tslint": "5.9.1",
     "typescript": "2.6.2"
   }
diff --git a/tests/TypeScript.ts b/tests/TypeScript.ts
index 5344ca8..37b3fa1 100644
--- a/tests/TypeScript.ts
+++ b/tests/TypeScript.ts
@@ -1,4 +1,4 @@
-import {Graceful} from "../graceful";
+import {Graceful} from "../";
 
 const listener = (done, event, signal) => {
     done();
diff --git a/tests/async-exit.js b/tests/async-exit.js
index 87a9cc5..31b093e 100644
--- a/tests/async-exit.js
+++ b/tests/async-exit.js
@@ -1,6 +1,6 @@
 'use strict';
 
-const Graceful = require('../graceful');
+const Graceful = require('../');
 
 Graceful.on('exit', done => {
     setTimeout(() => {
@@ -9,4 +9,4 @@ Graceful.on('exit', done => {
     }, 100)
 });
 
-Graceful.exit();
\ No newline at end of file
+Graceful.exit();
diff --git a/tests/clear-listeners.js b/tests/clear-listeners.js
index 180c618..a501904 100644
--- a/tests/clear-listeners.js
+++ b/tests/clear-listeners.js
@@ -1,6 +1,6 @@
 'use strict';
 
-const Graceful = require('../graceful');
+const Graceful = require('../');
 
 let handler = done => {
     process.stdout.write('should-not-run');
@@ -13,4 +13,4 @@ Graceful.off('exit', handler);
 let removeListener = Graceful.on('exit', handler.bind(null));
 removeListener();
 
-Graceful.exit();
\ No newline at end of file
+Graceful.exit();
diff --git a/tests/exit-on-double.js b/tests/exit-on-double.js
index 91e1008..481d2be 100644
--- a/tests/exit-on-double.js
+++ b/tests/exit-on-double.js
@@ -1,6 +1,6 @@
 'use strict';
 
-const Graceful = require('../graceful');
+const Graceful = require('../');
 
 Graceful.on('exit', done => {
     setTimeout(() => {
diff --git a/tests/forced-exit.js b/tests/forced-exit.js
index 00d7578..cb52baf 100644
--- a/tests/forced-exit.js
+++ b/tests/forced-exit.js
@@ -1,6 +1,6 @@
 'use strict';
 
-const Graceful = require('../graceful');
+const Graceful = require('../');
 
 Graceful.timeout = 1000;
 
@@ -11,4 +11,4 @@ Graceful.on('exit', done => {
     }, 2000);
 });
 
-Graceful.exit();
\ No newline at end of file
+Graceful.exit();
diff --git a/tests/multiple-listeners.js b/tests/multiple-listeners.js
index b1f9a7b..582b39b 100644
--- a/tests/multiple-listeners.js
+++ b/tests/multiple-listeners.js
@@ -1,6 +1,6 @@
 'use strict';
 
-const Graceful = require('../graceful');
+const Graceful = require('../');
 
 let count = 0;
 Graceful.on('exit', done => {
@@ -20,4 +20,4 @@ Graceful.on('exit', done => {
     }, 200)
 });
 
-Graceful.exit('SIGINT');
\ No newline at end of file
+Graceful.exit('SIGINT');
diff --git a/tests/self-triggered.js b/tests/self-triggered.js
index 1395ea2..f26ff6d 100644
--- a/tests/self-triggered.js
+++ b/tests/self-triggered.js
@@ -1,6 +1,6 @@
 'use strict';
 
-const Graceful = require('../graceful');
+const Graceful = require('../');
 
 Graceful.on('exit', done => {
     setTimeout(() => {
diff --git a/tests/wait-for-promise.js b/tests/wait-for-promise.js
index 4f15014..67b3f39 100644
--- a/tests/wait-for-promise.js
+++ b/tests/wait-for-promise.js
@@ -1,6 +1,6 @@
 'use strict';
 
-const Graceful = require('../graceful');
+const Graceful = require('../');
 
 let handlerSuccess = () => {
     return new Promise(function (resolve) {
@@ -23,4 +23,4 @@ let handlerReject = () => {
 Graceful.on('exit', handlerSuccess);
 Graceful.on('exit', handlerReject);
 
-Graceful.exit();
\ No newline at end of file
+Graceful.exit();