diff --git a/config.js b/config.js
new file mode 100644
index 00000000..d8e90215
--- /dev/null
+++ b/config.js
@@ -0,0 +1,6 @@
+var path = require('path')
+
+module.exports = {
+  APP_NAME: 'WebTorrent',
+  INDEX: 'file://' + path.resolve(__dirname, 'renderer', 'index.html')
+}
diff --git a/main/config.js b/main/config.js
deleted file mode 100644
index 0f435f5f..00000000
--- a/main/config.js
+++ /dev/null
@@ -1,6 +0,0 @@
-var path = require('path')
-
-module.exports = {
-  APP_NAME: 'WebTorrent',
-  INDEX: 'file://' + path.resolve(__dirname, '..', 'renderer', 'index.html')
-}
diff --git a/main/menu.js b/main/menu.js
index 617ba158..b7ec6743 100644
--- a/main/menu.js
+++ b/main/menu.js
@@ -1,3 +1,4 @@
+var config = require('../config')
 var debug = require('debug')('webtorrent-app:menu')
 var electron = require('electron')
 var windows = require('./windows')
@@ -205,7 +206,7 @@ function getMenuTemplate () {
       role: 'help',
       submenu: [
         {
-          label: 'Learn more about WebTorrent',
+          label: 'Learn more about ' + config.APP_NAME,
           click: function () { electron.shell.openExternal('https://webtorrent.io') }
         },
         {
diff --git a/main/windows.js b/main/windows.js
index e8c0d3d9..4b7c08b9 100644
--- a/main/windows.js
+++ b/main/windows.js
@@ -1,6 +1,6 @@
-var electron = require('electron')
+var config = require('../config')
 var debug = require('debug')('webtorrent-app:windows')
-var config = require('./config')
+var electron = require('electron')
 
 var app = electron.app
 
diff --git a/renderer/index.css b/renderer/index.css
index 24a565f3..e15ba144 100644
--- a/renderer/index.css
+++ b/renderer/index.css
@@ -265,10 +265,6 @@ body.drag::before {
   flex: 1 1 auto;
 }
 
-.lead {
-  font-size: 150%;
-}
-
 .torrent {
   height: 120px;
   background: linear-gradient(to bottom right, #4B79A1, #283E51);
diff --git a/renderer/index.js b/renderer/index.js
index 4a015fff..d0b088b1 100644
--- a/renderer/index.js
+++ b/renderer/index.js
@@ -4,6 +4,7 @@ console.time('init')
 var airplay = require('airplay-js')
 var cfg = require('application-config')('WebTorrent')
 var chromecasts = require('chromecasts')()
+var config = require('../config')
 var createTorrent = require('create-torrent')
 var dragDrop = require('drag-drop')
 var electron = require('electron')
@@ -167,6 +168,7 @@ function dispatch (action, ...args) {
       closeServer()
     }
     state.url = '/'
+    state.title = config.APP_NAME
     update()
   }
   if (action === 'forward') {
@@ -397,6 +399,7 @@ function closeServer () {
 function openPlayer (torrent) {
   startServer(torrent, function () {
     state.url = '/player'
+    state.title = torrent.name
     update()
   })
 }
@@ -410,7 +413,7 @@ function deleteTorrent (torrent) {
 function openChromecast (torrent) {
   startServer(torrent, function () {
     state.devices.chromecast.play(state.server.networkURL, {
-      title: 'WebTorrent — ' + torrent.name
+      title: config.APP_NAME + ' — ' + torrent.name
     })
     state.devices.chromecast.on('error', function (err) {
       err.message = 'Chromecast: ' + err.message
diff --git a/renderer/lib/torrent-poster.js b/renderer/lib/torrent-poster.js
index 18e700f6..9e0f7463 100644
--- a/renderer/lib/torrent-poster.js
+++ b/renderer/lib/torrent-poster.js
@@ -7,7 +7,7 @@ function torrentPoster (torrent, cb) {
   // filter out file formats that the <video> tag definitely can't play
   var files = torrent.files.filter(function (file) {
     var extname = path.extname(file.name)
-    return ['.mp4', '.webm', '.mov', '.mkv'].indexOf(extname) !== -1
+    return ['.mp4', '.m4v', '.webm', '.mov', '.mkv'].indexOf(extname) !== -1
   })
 
   if (files.length === 0) return cb(new Error('cannot make screenshot for any files in torrent'))
diff --git a/renderer/state.js b/renderer/state.js
index 0c8e6b3e..e5830e4b 100644
--- a/renderer/state.js
+++ b/renderer/state.js
@@ -1,3 +1,5 @@
+var config = require('../config')
+
 module.exports = {
   /* Temporary state disappears once the program exits.
    * It can contain complex objects like open connections, etc.
@@ -19,7 +21,7 @@ module.exports = {
   isFocused: true,
   isFullScreen: false,
   mainWindowBounds: null, /* x y width height */
-  title: 'WebTorrent', /* current window title */
+  title: config.APP_NAME, /* current window title */
   video: {
     isPaused: false,
     currentTime: 0, /* seconds */