diff --git a/common/Tnb.Common/Contracts/BaseEntity`1.cs b/common/Tnb.Common/Contracts/BaseEntity`1.cs
index 7f220fb4..6c606c66 100644
--- a/common/Tnb.Common/Contracts/BaseEntity`1.cs
+++ b/common/Tnb.Common/Contracts/BaseEntity`1.cs
@@ -13,6 +13,6 @@ public class BaseEntity<TKey> : Entity, IEntity where TKey : IEquatable<TKey>
 
     public override object[] GetKeys()
     {
-        return [id]; 
+        return new object[] { id }; 
     }
 }