diff --git a/package.json b/package.json
index c038f27..8d424c9 100644
--- a/package.json
+++ b/package.json
@@ -12,12 +12,12 @@
     "socket.io-client": "^3.1.1"
   },
   "devDependencies": {
-    "@babel/core": "^7.12.17",
-    "@babel/eslint-parser": "^7.12.17",
+    "@babel/core": "^7.13.1",
+    "@babel/eslint-parser": "^7.13.4",
     "concurrently": "^6.0.0",
     "cross-env": "^7.0.3",
     "electron": "^11.3.0",
-    "electron-builder": "^22.9.1",
+    "electron-builder": "^22.8.1",
     "electron-devtools-installer": "^3.1.1",
     "electron-rebuild": "^2.3.5",
     "eslint": "^7.20.0",
@@ -31,7 +31,7 @@
     "wait-on": "^5.2.1"
   },
   "scripts": {
-    "rebuild": "rebuild zeromq --runtime=electron --target=11.2.1",
+    "rebuild": "rebuild --runtime=electron --target=11.2.1",
     "react-start": "cross-env BROWSER=NONE react-scripts start",
     "electron-start": "cross-env DEV=1 electron .",
     "start": "concurrently 'npm run react-start' 'wait-on http://localhost:3000/ && npm run electron-start'",
@@ -113,7 +113,6 @@
     ],
     "directories": {
       "buildResources": "assets"
-    },
-    "extends": "zeromq"
+    }
   }
 }
diff --git a/public/electron.js b/public/electron.js
index f047acf..30d54d3 100644
--- a/public/electron.js
+++ b/public/electron.js
@@ -6,7 +6,9 @@ const {app} = electron;
 const {BrowserWindow} = electron;
 const nativeImage = electron.nativeImage;
 
-const PycatService = require('../public/pycatService');
+const PycatService = process.env.DEV ?
+  require('../public/pycatService') :
+  require(path.join(__dirname, '../build/pycatService'));
 
 // Launch python service.
 const pycatService = new PycatService('production'); // production or development
@@ -21,10 +23,10 @@ if (process.env.DEV) {
 
   app.whenReady().then(() => {
     installExtension(REDUX_DEVTOOLS).then((name) =>
-      console.log(`Added Extension:  ${name}`),
+      console.info(`Added Extension:  ${name}`),
     );
     installExtension(REACT_DEVELOPER_TOOLS).then((name) =>
-      console.log(`Added Extension:  ${name}`),
+      console.info(`Added Extension:  ${name}`),
     );
   });
 }
@@ -39,11 +41,7 @@ let mainWindow;
 const createWindow = () => {
   const startUrl = process.env.DEV ?
     'http://localhost:3000' :
-    url.format({
-      pathname: path.join(__dirname, '/../build/index.html'),
-      protocol: 'file:',
-      slashes: true,
-    });
+    url.pathToFileURL(path.join(__dirname, '/../build/index.html')).href;
   mainWindow = new BrowserWindow({
     show: false,
     icon,
@@ -64,7 +62,14 @@ const createWindow = () => {
   // mainWindow.maximize();
   mainWindow.show();
 
-  mainWindow.loadURL(startUrl);
+  mainWindow.loadURL(startUrl).then(() => {
+    console.info('pyCat ');
+  });
+  console.log('LOOK here:');
+  console.log(startUrl);
+  console.log(String(Object.assign(new URL('http://localhost:3000'),
+      {pathname: ''}
+  )));
   process.env.DEV && mainWindow.webContents.openDevTools();
 
   mainWindow.on('closed', function() {
diff --git a/public/pycatService.js b/public/pycatService.js
index 69e2e9a..e30de93 100644
--- a/public/pycatService.js
+++ b/public/pycatService.js
@@ -34,7 +34,7 @@ module.exports = class PycatService {
   shutdown() {
     if (this.mode === 'development') return;
     if (this.process) {
-      console.log('SHUTDOWN of pycatService');
+      console.info('[SHUTDOWN of pycatService]');
       this.process.kill();
       this.process = null;
     }
diff --git a/src/App.js b/src/App.js
index 01ad0ee..b3c5ba6 100644
--- a/src/App.js
+++ b/src/App.js
@@ -50,12 +50,9 @@ const App = () => {
         },
         setTask: (key, value) => {
           task[key] = value;
-          console.log(task);
           setTask(task);
         },
         getFromTask: (key) => {
-          console.log('getFromTask:');
-          console.log(task[key]);
           return task[key];
         },
       }}>