diff --git a/includes/entity.inline_entity_form.inc b/includes/entity.inline_entity_form.inc
index 781fa99..5cce141 100644
--- a/includes/entity.inline_entity_form.inc
+++ b/includes/entity.inline_entity_form.inc
@@ -326,6 +326,7 @@ class EntityInlineEntityFormController {
 
       $field_state = field_form_get_state($parents, $field_name, $langcode, $form_state);
       unset($field_state['items']);
+      unset($field_state['entity']);
       $field_state['items_count'] = 0;
       field_form_set_state($parents, $field_name, $langcode, $form_state, $field_state);
     }