diff --git a/lib/private/updater.php b/lib/private/updater.php
index 520afb4d4aa5ef8de6b0c602a58b346563153842..1d52f9be3748f79f9b1e4fb98aa6da6ccfbf0f52 100644
--- a/lib/private/updater.php
+++ b/lib/private/updater.php
@@ -265,7 +265,7 @@ class Updater extends BasicEmitter {
 		foreach ($apps as $appId) {
 			if (\OC_App::shouldUpgrade($appId)) {
 				\OC_App::updateApp($appId);
-				$this->emit('\OC\Updater', 'appUpgrade', array($appId, $version));
+				$this->emit('\OC\Updater', 'appUpgrade', array($appId, \OC_App::getAppVersion($appId)));
 			}
 		}
 	}