diff --git a/src/main-process/atom-application.coffee b/src/main-process/atom-application.coffee
index b98ab1c5b..181550156 100644
--- a/src/main-process/atom-application.coffee
+++ b/src/main-process/atom-application.coffee
@@ -83,7 +83,7 @@ class AtomApplication
   initialize: (options) ->
     global.atomApplication = this
 
-    @config.onDidChange 'core.useCustomTitleBar', @promptForRestart
+    @config.onDidChange 'core.useCustomTitleBar', @promptForRestart.bind(this)
 
     @autoUpdateManager = new AutoUpdateManager(@version, options.test, @resourcePath, @config)
     @applicationMenu = new ApplicationMenu(@version, @autoUpdateManager)