diff --git a/mongo_node.module b/mongo_node.module
index 22b45d2..31accc6 100755
--- a/mongo_node.module
+++ b/mongo_node.module
@@ -351,6 +351,7 @@ function mongo_node_entity_info() {
         'id' => 'mid',
         'label' => 'title',
         'bundle' => 'type',
+        'language' => 'language',
       ),
       'bundle keys' => array(
         'bundle' => 'type',