diff --git a/Samples/Sample.DataCore/EFCore/SampleDbContextCore.cs b/Samples/Sample.DataCore/EFCore/SampleDbContextCore.cs
index a7f0c62..212cc43 100644
--- a/Samples/Sample.DataCore/EFCore/SampleDbContextCore.cs
+++ b/Samples/Sample.DataCore/EFCore/SampleDbContextCore.cs
@@ -40,7 +40,6 @@ public override ChangeTracker ChangeTracker
       {
         var changeTracker = base.ChangeTracker;
 
-        changeTracker.QueryTrackingBehavior = QueryTrackingBehavior.NoTracking;
         changeTracker.LazyLoadingEnabled = false;
 
         return changeTracker;