diff --git a/templates/main.php b/templates/main.php
index 34ea60049..e5084a3f0 100644
--- a/templates/main.php
+++ b/templates/main.php
@@ -24,6 +24,7 @@
 use OCP\Util;
 
 Util::addStyle('deck', '../js/vendor/ng-sortable/dist/ng-sortable.min');
+Util::addStyle('deck', '../js/vendor/jquery-timepicker/jquery.ui.timepicker');
 Util::addStyle('deck', 'style');
 
 Util::addScript('deck', 'vendor/angular/angular.min');