diff -ura a/lib/main-app.js b/lib/main-app.js
--- a/lib/main-app.js	2019-02-08 12:33:20.000000000 +0100
+++ b/lib/main-app.js	2019-04-14 10:06:21.472641974 +0200
@@ -10,19 +10,20 @@
 
 var mainWindow = null
 
-var shouldQuit = app.makeSingleInstance(function (commandLine, workingDirectory) {
-  if (mainWindow) {
-    if (process.platform === 'win32') {
-      mainWindow.minimize()
-      mainWindow.restore()
-    }
-    mainWindow.focus()
-  }
-  return true
-})
+const gotTheLock = app.requestSingleInstanceLock()
 
-if (shouldQuit) {
+if (!gotTheLock) {
   app.quit()
+} else {
+  app.on('second-instance', (event, commandLine, workingDirectory) => {
+    if (mainWindow) {
+      if (process.platform === 'win32') {
+        mainWindow.minimize()
+        mainWindow.restore()
+      }
+      mainWindow.focus()
+    }
+  })
 }
 
 var isUpdateReady = false