diff --git a/time_tracker.module b/time_tracker.module
index ae12ccc..60a400e 100644
--- a/time_tracker.module
+++ b/time_tracker.module
@@ -2331,7 +2331,7 @@ function _time_tracker_list_available_entities($entity_type, $bundle_type, $rese
       // Get the name of the title property of this entity so we can order by
       // it.
       $info = entity_get_info($entity_type);
-      $title_property = $info['entity keys']['label'];
+      $title_property = $info['entity keys']['id'];
 
       // Find a list of available entities to charge time to.
       $aeq = new EntityFieldQuery();