diff --git a/src/Engines/TNTSearchEngine.php b/src/Engines/TNTSearchEngine.php
index e04a95e..b2202d6 100644
--- a/src/Engines/TNTSearchEngine.php
+++ b/src/Engines/TNTSearchEngine.php
@@ -231,7 +231,7 @@ protected function applyOrders(Query $query, array $ids)
                 sprintf('field(%s%s,%s)',
                     DB::getTablePrefix(),
                     $query->getModel()->getQualifiedKeyName(),
-                    implode(',', $ids)
+                    implode(',', array_filter($ids))
                 )
             );
         }