diff --git a/core/modules/filter/filter.module b/core/modules/filter/filter.module
index bd3d072..0d75349 100644
--- a/core/modules/filter/filter.module
+++ b/core/modules/filter/filter.module
@@ -101,7 +101,8 @@ function filter_system_info_alter(&$info, Extension $file, $type) {
       // Find out if any filter formats have the plugin enabled.
       foreach (filter_formats() as $filter_format) {
         foreach ($filter_plugins as $filter_plugin) {
-          if ($filter_format->filters($filter_plugin['id'])->status) {
+          $filters = $filter_format->filters();
+          if ($filters->has($filter_plugin['id']) && $filters->get($filter_plugin['id'])->status) {
             $used_in[] = $filter_format->label();
             $info['required'] = TRUE;
             break;