diff --git a/webform_localization.module b/webform_localization.module
index 7964998..c8d3c91 100644
--- a/webform_localization.module
+++ b/webform_localization.module
@@ -262,6 +262,9 @@ function webform_localization_webform_submission_insert($node, $submission) {
  * Implements hook_webform_submission_load().
  */
 function webform_localization_webform_submission_load(&$submissions) {
+  if(empty($submissions)) {
+      return;
+  }
   $query = db_select('webform_submissions', 's');
   $query->fields('s', array('language', 'sid'));
   $query->condition('s.sid', array_keys($submissions), 'IN');