diff --git a/controller/internalcontroller.php b/controller/internalcontroller.php
index 855b4eea..b54f4f4b 100644
--- a/controller/internalcontroller.php
+++ b/controller/internalcontroller.php
@@ -67,7 +67,8 @@ class InternalController extends ApiController {
 	 * @NoAdminRequired
 	 */
 	public function getAppVersion() {
-		return new JSONResponse(array('version' => \OC_App::getAppVersion('passman')));
+		$app = new \OC_App();
+		return new JSONResponse(array('version' => $app->getAppVersion('passman')));
 	}
 
 	/**