diff --git a/logger.js b/logger.js
index 2d5b8f1..ba2515c 100644
--- a/logger.js
+++ b/logger.js
@@ -13,6 +13,7 @@ let jsZip = require('jszip');
 let appRootDirectory = require('app-root-dir');
 let settings;
 let ipc;
+let instanceList = new Map();
 const SETTING_LIST = ['FILE_LOGGING', 'LOGS_EXPIRY', 'ENABLE_BUGSNAG'];
 const APP_NAME = getAppName() || 'electron-app';
 const LOGSDIR = path.join(getAppDataLoc(), `${APP_NAME}-logs`);
@@ -76,7 +77,7 @@ function getDefaultOptions() {
     isWebview: false,
     type: process.type
   };
-  //calculate name based on main-file-location  
+  //calculate name based on main-file-location
   options.fileName = process.mainModule
     ? path.basename(process.mainModule.filename)
     : getUniqueId();
@@ -412,7 +413,6 @@ function handleError(error) {
 }
 
 class Logger {
-
   constructor(
     {
       fileName = getUniqueId(),
@@ -421,8 +421,8 @@ class Logger {
       type = process.type
     } = getDefaultOptions()
   ) {
-    if (Logger.instanceList[process.pid]) {
-      return Logger.instanceList[process.pid];
+    if (instanceList.has(process.pid)) {
+      return instanceList.get(process.pid);
     }
     pruneOldLogs();
     if (fileName) {
@@ -451,7 +451,7 @@ class Logger {
         console.error(e);
       }
     }
-    Logger.instanceList[process.type] = this;
+    instanceList.set(process.pid, this);
   }
   debug(...content) {
     logIt(this, content, 'debug');
@@ -533,5 +533,4 @@ class Logger {
     });
   }
 }
-Logger.instanceList = {};
 module.exports = Logger;
diff --git a/package.json b/package.json
index 7626dde..4f645eb 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "logger-electron",
-  "version": "1.5.7",
+  "version": "1.5.8",
   "description": "Logger For Electron Apps",
   "main": "logger.js",
   "scripts": {},
@@ -12,7 +12,7 @@
   "author": {
     "name": "syed_umair",
     "email": "umairpro1@outlook.com",
-    "url": "ideasyed.ml"
+    "url": "syedumair.ml"
   },
   "license": "MIT",
   "dependencies": {