diff --git a/search_api_ranges.module b/search_api_ranges.module
index ec7c254..5534945 100644
--- a/search_api_ranges.module
+++ b/search_api_ranges.module
@@ -185,7 +185,7 @@ function search_api_ranges_minmax($variables, $order = 'ASC') {
   foreach ($results['results'] as $result) {
     $result_ids[] = $result['id'];
   }
-  $entities = entity_load($index->item_type, $result_ids);
+  $entities = entity_load($index->getEntityType(), $result_ids);
 
   $index->dataAlter($entities);
 
@@ -687,4 +687,4 @@ function search_api_ranges_map_label(array $values, array $options) {
   }
 
   return $map;
-}
\ No newline at end of file
+}