diff --git a/dist/src/config/index.js b/dist/src/config/index.js
new file mode 100644
index 0000000..b95d622
--- /dev/null
+++ b/dist/src/config/index.js
@@ -0,0 +1,18 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const defaultConfig = {
+    port: 9000,
+    expire_timeout: 5000,
+    alive_timeout: 60000,
+    key: "peerjs",
+    path: "/myapp",
+    concurrent_limit: 5000,
+    allow_discovery: false,
+    proxied: false,
+    cleanup_out_msgs: 1000,
+    ssl: {
+        key: "",
+        cert: ""
+    }
+};
+exports.default = defaultConfig;
diff --git a/dist/src/index.js b/dist/src/index.js
index 948f4e4..8ea5bfa 100644
--- a/dist/src/index.js
+++ b/dist/src/index.js
@@ -6,8 +6,8 @@ Object.defineProperty(exports, "__esModule", { value: true });
 const express_1 = __importDefault(require("express"));
 const http_1 = __importDefault(require("http"));
 const https_1 = __importDefault(require("https"));
-const config_1 = __importDefault(require("../config"));
 const api_1 = require("./api");
+const config_1 = __importDefault(require("./config"));
 const messageHandler_1 = require("./messageHandler");
 const realm_1 = require("./models/realm");
 const checkBrokenConnections_1 = require("./services/checkBrokenConnections");
@@ -30,7 +30,7 @@ const init = ({ app, server, options }) => {
     const wss = new webSocketServer_1.WebSocketServer({
         server,
         realm,
-        config: Object.assign({}, config)
+        config
     });
     wss.on("connection", (client) => {
         const messageQueue = realm.getMessageQueueById(client.getId());
diff --git a/dist/src/messageHandler/handlers/heartbeat/index.js b/dist/src/messageHandler/handlers/heartbeat/index.js
index 80c7b6a..22269ab 100644
--- a/dist/src/messageHandler/handlers/heartbeat/index.js
+++ b/dist/src/messageHandler/handlers/heartbeat/index.js
@@ -1,8 +1,7 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-function default_1(client) {
+exports.HeartbeatHandler = (client) => {
     const nowTime = new Date().getTime();
     client.setLastPing(nowTime);
     return true;
-}
-exports.default = default_1;
+};
diff --git a/dist/src/messageHandler/handlers/index.js b/dist/src/messageHandler/handlers/index.js
new file mode 100644
index 0000000..f053a44
--- /dev/null
+++ b/dist/src/messageHandler/handlers/index.js
@@ -0,0 +1,6 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var heartbeat_1 = require("./heartbeat");
+exports.HeartbeatHandler = heartbeat_1.HeartbeatHandler;
+var transmission_1 = require("./transmission");
+exports.TransmissionHandler = transmission_1.TransmissionHandler;
diff --git a/dist/src/messageHandler/handlers/transmission/index.js b/dist/src/messageHandler/handlers/transmission/index.js
index f099da5..1a6d0d3 100644
--- a/dist/src/messageHandler/handlers/transmission/index.js
+++ b/dist/src/messageHandler/handlers/transmission/index.js
@@ -1,7 +1,7 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
 const enums_1 = require("../../../enums");
-function default_1({ realm }) {
+exports.TransmissionHandler = ({ realm }) => {
     const handle = (client, message) => {
         const type = message.type;
         const srcId = message.src;
@@ -53,5 +53,4 @@ function default_1({ realm }) {
         return true;
     };
     return handle;
-}
-exports.default = default_1;
+};
diff --git a/dist/src/messageHandler/index.js b/dist/src/messageHandler/index.js
index 0cdaa9f..b3acd87 100644
--- a/dist/src/messageHandler/index.js
+++ b/dist/src/messageHandler/index.js
@@ -1,17 +1,13 @@
 "use strict";
-var __importDefault = (this && this.__importDefault) || function (mod) {
-    return (mod && mod.__esModule) ? mod : { "default": mod };
-};
 Object.defineProperty(exports, "__esModule", { value: true });
 const enums_1 = require("../enums");
-const heartbeat_1 = __importDefault(require("./handlers/heartbeat"));
-const transmission_1 = __importDefault(require("./handlers/transmission"));
+const handlers_1 = require("./handlers");
 const messageHandlers_1 = require("./messageHandlers");
 class MessageHandler {
     constructor(realm) {
         this.messageHandlers = new messageHandlers_1.MessageHandlers();
-        const transmissionHandler = transmission_1.default({ realm });
-        const heartbeatHandler = heartbeat_1.default;
+        const transmissionHandler = handlers_1.TransmissionHandler({ realm });
+        const heartbeatHandler = handlers_1.HeartbeatHandler;
         const handleTransmission = (client, message) => {
             return transmissionHandler(client, {
                 type: message.type,
diff --git a/dist/src/services/checkBrokenConnections/index.js b/dist/src/services/checkBrokenConnections/index.js
index 0d8d7fe..60a96da 100644
--- a/dist/src/services/checkBrokenConnections/index.js
+++ b/dist/src/services/checkBrokenConnections/index.js
@@ -27,7 +27,7 @@ class CheckBrokenConnections {
     checkConnections() {
         const clientsIds = this.realm.getClientsIds();
         const now = new Date().getTime();
-        const aliveTimeout = this.config.alive_timeout;
+        const { alive_timeout: aliveTimeout } = this.config;
         for (const clientId of clientsIds) {
             const client = this.realm.getClientById(clientId);
             const timeSinceLastPing = now - client.getLastPing();
diff --git a/package.json b/package.json
index 5160569..8aec916 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "lint": "tslint -c tslint.json -p tsconfig.json --fix",
     "tsc": "tsc",
     "prebuild": "npm run lint",
-    "test": "npm run lint && mocha \"test/**/*.js\"",
+    "test": "npm run lint && npm run build && mocha \"test/**/*.js\"",
     "start": "bin/peerjs --port ${PORT:=9000}",
     "dev:start": "npm-run-all build start",
     "dev": "nodemon --watch src -e ts --exec npm run dev:start"
diff --git a/src/api/index.ts b/src/api/index.ts
index 9b44cc6..f1539af 100644
--- a/src/api/index.ts
+++ b/src/api/index.ts
@@ -2,7 +2,7 @@ import bodyParser from "body-parser";
 import cors from "cors";
 import express from "express";
 import publicContent from "../../app.json";
-import { IConfig } from "../../config/";
+import { IConfig } from "../config";
 import { IMessageHandler } from "../messageHandler";
 import { IRealm } from "../models/realm";
 import { AuthMiddleware } from "./middleware/auth";
diff --git a/src/api/middleware/auth/index.ts b/src/api/middleware/auth/index.ts
index 92c7cdf..c46e206 100644
--- a/src/api/middleware/auth/index.ts
+++ b/src/api/middleware/auth/index.ts
@@ -1,5 +1,5 @@
 import express from "express";
-import { IConfig } from "../../../../config";
+import { IConfig } from "../../../config";
 import { Errors } from "../../../enums";
 import { IRealm } from "../../../models/realm";
 import { IMiddleware } from "../middleware";
diff --git a/src/api/v1/public/index.ts b/src/api/v1/public/index.ts
index ab8ded9..b968102 100644
--- a/src/api/v1/public/index.ts
+++ b/src/api/v1/public/index.ts
@@ -1,5 +1,5 @@
 import express from "express";
-import { IConfig } from "../../../../config";
+import { IConfig } from "../../../config";
 import { IRealm } from "../../../models/realm";
 
 export default ({ config, realm }: {
diff --git a/config/index.ts b/src/config/index.ts
similarity index 97%
rename from config/index.ts
rename to src/config/index.ts
index cfff64c..3683e73 100644
--- a/config/index.ts
+++ b/src/config/index.ts
@@ -8,7 +8,7 @@ export interface IConfig {
   readonly allow_discovery: boolean;
   readonly proxied: boolean | string;
   readonly cleanup_out_msgs: number;
-  readonly ssl: {
+  readonly ssl?: {
     key: string;
     cert: string;
   };
diff --git a/src/index.ts b/src/index.ts
index 4b50679..849e33f 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -5,8 +5,8 @@ import http from "http";
 import https from "https";
 
 import { Server } from "net";
-import defaultConfig, { IConfig } from "../config";
 import { Api } from "./api";
+import defaultConfig, { IConfig } from "./config";
 import { MessageHandler } from "./messageHandler";
 import { IClient } from "./models/client";
 import { IMessage } from "./models/message";
@@ -39,9 +39,7 @@ const init = ({ app, server, options }: {
   const wss: IWebSocketServer = new WebSocketServer({
     server,
     realm,
-    config: {
-      ...config,
-    }
+    config
   });
 
   wss.on("connection", (client: IClient) => {
diff --git a/src/messageHandler/handlers/heartbeat/index.ts b/src/messageHandler/handlers/heartbeat/index.ts
index 135b730..6d8fcdf 100644
--- a/src/messageHandler/handlers/heartbeat/index.ts
+++ b/src/messageHandler/handlers/heartbeat/index.ts
@@ -1,7 +1,7 @@
 import { IClient } from "../../../models/client";
 
-export default function(client: IClient): boolean {
+export const HeartbeatHandler = (client: IClient): boolean => {
   const nowTime = new Date().getTime();
   client.setLastPing(nowTime);
   return true;
-}
+};
diff --git a/src/messageHandler/handlers/index.ts b/src/messageHandler/handlers/index.ts
new file mode 100644
index 0000000..45095d3
--- /dev/null
+++ b/src/messageHandler/handlers/index.ts
@@ -0,0 +1,2 @@
+export { HeartbeatHandler } from "./heartbeat";
+export { TransmissionHandler } from "./transmission";
diff --git a/src/messageHandler/handlers/transmission/index.ts b/src/messageHandler/handlers/transmission/index.ts
index fc24479..7be3cb6 100644
--- a/src/messageHandler/handlers/transmission/index.ts
+++ b/src/messageHandler/handlers/transmission/index.ts
@@ -3,7 +3,7 @@ import { IClient } from "../../../models/client";
 import { IMessage } from "../../../models/message";
 import { IRealm } from "../../../models/realm";
 
-export default function({ realm }: { realm: IRealm }): (client: IClient, message: IMessage) => boolean {
+export const TransmissionHandler = ({ realm }: { realm: IRealm }): (client: IClient, message: IMessage) => boolean => {
   const handle = (client: IClient, message: IMessage) => {
     const type = message.type;
     const srcId = message.src;
@@ -55,4 +55,4 @@ export default function({ realm }: { realm: IRealm }): (client: IClient, message
   };
 
   return handle;
-}
+};
diff --git a/src/messageHandler/index.ts b/src/messageHandler/index.ts
index a892c98..cb75920 100644
--- a/src/messageHandler/index.ts
+++ b/src/messageHandler/index.ts
@@ -3,8 +3,7 @@ import { IClient } from "../models/client";
 import { IMessage } from "../models/message";
 import { IRealm } from "../models/realm";
 import { Handler } from "./handler";
-import HeartbeatHandler from "./handlers/heartbeat";
-import TransmissionHandler from "./handlers/transmission";
+import { HeartbeatHandler, TransmissionHandler } from "./handlers";
 import { IMessageHandlers, MessageHandlers } from "./messageHandlers";
 
 export interface IMessageHandler {
diff --git a/src/services/checkBrokenConnections/index.ts b/src/services/checkBrokenConnections/index.ts
index f4629f9..29f94f4 100644
--- a/src/services/checkBrokenConnections/index.ts
+++ b/src/services/checkBrokenConnections/index.ts
@@ -1,4 +1,4 @@
-import { IConfig } from "../../../config";
+import { IConfig } from "../../config";
 import { IClient } from "../../models/client";
 import { IRealm } from "../../models/realm";
 
@@ -37,17 +37,19 @@ export class CheckBrokenConnections {
       this.start();
     }, this.checkInterval);
   }
+
   public stop(): void {
     if (this.timeoutId) {
       clearTimeout(this.timeoutId);
       this.timeoutId = null;
     }
   }
+
   private checkConnections(): void {
     const clientsIds = this.realm.getClientsIds();
 
     const now = new Date().getTime();
-    const aliveTimeout = this.config.alive_timeout;
+    const { alive_timeout: aliveTimeout } = this.config;
 
     for (const clientId of clientsIds) {
       const client = this.realm.getClientById(clientId);
diff --git a/src/services/messagesExpire/index.ts b/src/services/messagesExpire/index.ts
index b39c16b..4d8ebe7 100644
--- a/src/services/messagesExpire/index.ts
+++ b/src/services/messagesExpire/index.ts
@@ -1,4 +1,4 @@
-import { IConfig } from "../../../config";
+import { IConfig } from "../../config";
 import { MessageType } from "../../enums";
 import { IMessageHandler } from "../../messageHandler";
 import { IRealm } from "../../models/realm";
diff --git a/src/services/webSocketServer/index.ts b/src/services/webSocketServer/index.ts
index 5c59e19..ae0ddf2 100644
--- a/src/services/webSocketServer/index.ts
+++ b/src/services/webSocketServer/index.ts
@@ -2,7 +2,7 @@ import EventEmitter from "events";
 import { IncomingMessage } from "http";
 import url from "url";
 import WebSocketLib from "ws";
-import { IConfig } from "../../../config";
+import { IConfig } from "../../config";
 import { Errors, MessageType } from "../../enums";
 import { Client, IClient } from "../../models/client";
 import { IRealm } from "../../models/realm";
diff --git a/test/messageHandler/handlers/heartbeat/index.js b/test/messageHandler/handlers/heartbeat/index.js
index bd3ce5d..b5c39c2 100644
--- a/test/messageHandler/handlers/heartbeat/index.js
+++ b/test/messageHandler/handlers/heartbeat/index.js
@@ -1,6 +1,6 @@
-import { expect } from 'chai';
-const Client = require('../../../../src/models/client');
-const heartbeatHandler = require('../../../../src/messageHandler/handlers/heartbeat');
+const { expect } = require('chai');
+const { Client } = require('../../../../dist/src/models/client');
+const { HeartbeatHandler } = require('../../../../dist/src/messageHandler/handlers');
 
 describe('Heartbeat handler', () => {
     it('should update last ping time', () => {
@@ -9,7 +9,7 @@ describe('Heartbeat handler', () => {
 
         const nowTime = new Date().getTime();
 
-        heartbeatHandler(client);
+        HeartbeatHandler(client);
 
         expect(client.getLastPing()).to.be.closeTo(nowTime, 2);
     });
diff --git a/test/models/realm.js b/test/models/realm.js
index 16e0bd8..b8fbd63 100644
--- a/test/models/realm.js
+++ b/test/models/realm.js
@@ -1,6 +1,6 @@
 const { expect } = require('chai');
-const Realm = require('../../src/models/realm');
-const Client = require('../../src/models/client');
+const { Realm } = require('../../dist/src/models/realm');
+const { Client } = require('../../dist/src/models/client');
 
 describe('Realm', () => {
   describe('#generateClientId', () => {
diff --git a/test/services/checkBrokenConnections/index.js b/test/services/checkBrokenConnections/index.js
index 1d77ad5..6ac94fd 100644
--- a/test/services/checkBrokenConnections/index.js
+++ b/test/services/checkBrokenConnections/index.js
@@ -1,13 +1,13 @@
 const { expect } = require('chai');
-const Client = require('../../../src/models/client');
-const Realm = require('../../../src/models/realm');
-const checkBrokenConnectionsBuilder = require('../../../src/services/checkBrokenConnections');
+const { Client } = require('../../../dist/src/models/client');
+const { Realm } = require('../../../dist/src/models/realm');
+const { CheckBrokenConnections } = require('../../../dist/src/services/checkBrokenConnections');
 
 describe('checkBrokenConnections service', () => {
     it('should remove client after 2 checks', (done) => {
         const realm = new Realm();
-        const doubleCheckTime = 55;//~ equals to checkBrokenConnections.CHECK_INTERVAL * 2
-        const checkBrokenConnections = checkBrokenConnectionsBuilder({ realm, config: { alive_timeout: doubleCheckTime }, checkInterval: 30 });
+        const doubleCheckTime = 55;//~ equals to checkBrokenConnections.checkInterval * 2
+        const checkBrokenConnections = new CheckBrokenConnections({ realm, config: { alive_timeout: doubleCheckTime }, checkInterval: 30 });
         const client = new Client({ id: 'id', token: '' });
         realm.setClient(client, 'id');
 
@@ -17,13 +17,13 @@ describe('checkBrokenConnections service', () => {
             expect(realm.getClientById('id')).to.be.undefined;
             checkBrokenConnections.stop();
             done();
-        }, checkBrokenConnections.CHECK_INTERVAL * 2 + 3);
+        }, checkBrokenConnections.checkInterval * 2 + 10);
     });
 
     it('should remove client after 1 ping', (done) => {
         const realm = new Realm();
-        const doubleCheckTime = 55;//~ equals to checkBrokenConnections.CHECK_INTERVAL * 2
-        const checkBrokenConnections = checkBrokenConnectionsBuilder({ realm, config: { alive_timeout: doubleCheckTime }, checkInterval: 30 });
+        const doubleCheckTime = 55;//~ equals to checkBrokenConnections.checkInterval * 2
+        const checkBrokenConnections = new CheckBrokenConnections({ realm, config: { alive_timeout: doubleCheckTime }, checkInterval: 30 });
         const client = new Client({ id: 'id', token: '' });
         realm.setClient(client, 'id');
 
@@ -37,7 +37,7 @@ describe('checkBrokenConnections service', () => {
                 expect(realm.getClientById('id')).to.be.undefined;
                 checkBrokenConnections.stop();
                 done();
-            }, checkBrokenConnections.CHECK_INTERVAL * 2 + 10);
-        }, checkBrokenConnections.CHECK_INTERVAL);
+            }, checkBrokenConnections.checkInterval * 2 + 10);
+        }, checkBrokenConnections.checkInterval);
     });
 });
diff --git a/tsconfig.json b/tsconfig.json
index 677ac8b..187507c 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -21,11 +21,10 @@
     },
     "include": [
         "./src/**/*",
-        "./config/**/*",
     ],
     "exclude": [
         "./test/",
         "./node_modules/",
-        "./bin/"
+        "./bin/",
     ]
 }
\ No newline at end of file