diff --git a/README.md b/README.md
index abb78be7..9b48c8d6 100644
--- a/README.md
+++ b/README.md
@@ -173,7 +173,8 @@ If you're comfortable getting up and running from a `git clone`, this method is
 
 #### Environment:
 
-* Sencha Cmd 6.1.2.15
+* Sencha Cmd 6.1.2.15 (make sure to check "Compass extension" during install if you don't have installed yet)
+* Ruby 2.3
 * NPM 3.8.7
 * Node.js 4.0.0
 
@@ -185,7 +186,20 @@ If you're comfortable getting up and running from a `git clone`, this method is
 4. `npm run sencha:compile`
 5. `npm start`
 
-----------
+#### Compile on Ubuntu:
+
+These instructions were tested with Ubuntu 17.04.
+1. Install dependencies: `sudo apt install nodejs-legacy npm git`
+2. Build and install electron: `sudo npm install electron-prebuilt -g`
+3. Install Sencha Cmd (non-free): https://www.sencha.com/products/extjs/cmd-download/
+4. Clone repository: `git clone https://github.com/saenzramiro/rambox.git`
+5. Install npm dependencies: `npm install`
+6. Configure `env-sample.js` and rename it to `env.js`.
+7. Compile: `npm run sencha:compile`
+8. Start program: `npm start`
+
+
+-------------------
 
 Disclosure
 -------------------
diff --git a/app/store/ServicesList.js b/app/store/ServicesList.js
index 3d2e2bf8..c0367527 100644
--- a/app/store/ServicesList.js
+++ b/app/store/ServicesList.js
@@ -265,7 +265,6 @@ Ext.define('Rambox.store.ServicesList', {
 			,description: 'HD quality calls, private and group chats with inline photos, music and video. Also available for your phone or tablet.'
 			,url: 'https://app.wire.com/'
 			,type: 'messaging'
-			,userAgent: 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36'
 		},
 		{
 			 id: 'sync'
diff --git a/resources/installer/Icon.icns b/resources/installer/icon.icns
similarity index 100%
rename from resources/installer/Icon.icns
rename to resources/installer/icon.icns
diff --git a/resources/installer/Icon.ico b/resources/installer/icon.ico
similarity index 100%
rename from resources/installer/Icon.ico
rename to resources/installer/icon.ico