diff --git a/search_api.module b/search_api.module
index d9a2b38..72714e0 100644
--- a/search_api.module
+++ b/search_api.module
@@ -758,7 +758,7 @@ function search_api_facetapi_searcher_info() {
         'label' => t('Search service: @name', array('@name' => $index->name)),
         'adapter' => 'search_api',
         'instance' => $index->machine_name,
-        'type' => $index->item_type,
+        'types' => array($index->item_type),
         'path' => '',
         'supports facet missing' => TRUE,
         'supports facet mincount' => TRUE,