diff --git a/atom/browser/api/atom_api_auto_updater.cc b/atom/browser/api/atom_api_auto_updater.cc
index 1b7c0cee7d..1c80f73f7a 100644
--- a/atom/browser/api/atom_api_auto_updater.cc
+++ b/atom/browser/api/atom_api_auto_updater.cc
@@ -8,6 +8,7 @@
 #include "atom/browser/browser.h"
 #include "atom/browser/native_window.h"
 #include "atom/browser/window_list.h"
+#include "atom/common/native_mate_converters/callback.h"
 #include "atom/common/node_includes.h"
 #include "native_mate/dictionary.h"
 #include "native_mate/object_template_builder.h"
@@ -68,7 +69,9 @@ void AutoUpdater::OnUpdateDownloaded(const std::string& release_notes,
                                      const std::string& release_name,
                                      const base::Time& release_date,
                                      const std::string& url) {
-  Emit("update-downloaded", release_notes, release_name, release_date, url);
+  Emit("update-downloaded", release_notes, release_name, release_date, url,
+       // Keep compatibility with old APIs.
+       base::Bind(&AutoUpdater::QuitAndInstall, base::Unretained(this)));
 }
 
 void AutoUpdater::OnWindowAllClosed() {
diff --git a/docs/api/auto-updater.md b/docs/api/auto-updater.md
index ea731cd869..55c605762e 100644
--- a/docs/api/auto-updater.md
+++ b/docs/api/auto-updater.md
@@ -136,10 +136,8 @@ Returns:
 * `releaseName` String
 * `releaseDate` Date
 * `updateUrl` String
-* `quitAndUpdate` Function
 
-Emitted when an update has been downloaded. Calling `quitAndUpdate()` will
-restart the application and install the update.
+Emitted when an update has been downloaded.
 
 ## Methods
 
@@ -149,10 +147,15 @@ The `autoUpdater` object has the following methods:
 
 * `url` String
 
-Set the `url` and initialize the auto updater. The `url` cannot be changed
+Sets the `url` and initialize the auto updater. The `url` cannot be changed
 once it is set.
 
 ### `autoUpdater.checkForUpdates()`
 
-Ask the server whether there is an update. You must call `setFeedUrl` before
+Asks the server whether there is an update. You must call `setFeedUrl` before
 using this API.
+
+### `autoUpdater.quitAndUpdate()`
+
+Restarts the app and install the update after it has been downloaded. It should
+only be called after `update-downloaded` has been emitted.