diff --git a/src/components/window-behaviour.js b/src/components/window-behaviour.js
index 778e67c1..82bfaa21 100644
--- a/src/components/window-behaviour.js
+++ b/src/components/window-behaviour.js
@@ -14,6 +14,10 @@ module.exports = {
       win.show();
     });
 
+    gui.App.on('open', function() {
+      win.show();
+    });
+
     // Don't quit the app when the window is closed
       win.removeAllListeners('close');
       win.on('close', function(quit) {
diff --git a/src/package.json b/src/package.json
index d62c4400..dfe773a9 100644
--- a/src/package.json
+++ b/src/package.json
@@ -4,6 +4,7 @@
   "version": "1.4.3",
   "app-id": "com.aluxian.messengerfordesktop",
   "chromium-args": "--disable-setuid-sandbox",
+  "single-instance": true,
   "window": {
     "width": 800,
     "height": 600,