diff --git a/Src/Asp.Net/SqlServerTest/UnitTest/CrossDatabase03.cs b/Src/Asp.Net/SqlServerTest/UnitTest/CrossDatabase03.cs
index efa23a34c..790cbd7eb 100644
--- a/Src/Asp.Net/SqlServerTest/UnitTest/CrossDatabase03.cs
+++ b/Src/Asp.Net/SqlServerTest/UnitTest/CrossDatabase03.cs
@@ -34,6 +34,7 @@ namespace OrmTest
                    // .CrossQueryWithAttr()
                     .Includes(z => z.Items)
                     .ToList();
+            db.QueryableWithAttr<OrderItem>().IncludeLeftJoin(z => z.Order).ToList();
 
 
             if (list.First().Order == null)