diff --git a/DiscImageChef.Server/Models/BaseModel.cs b/DiscImageChef.Server/Models/BaseModel.cs
index ad69c880..14653a24 100644
--- a/DiscImageChef.Server/Models/BaseModel.cs
+++ b/DiscImageChef.Server/Models/BaseModel.cs
@@ -2,7 +2,7 @@ using System.ComponentModel.DataAnnotations;
 
 namespace DiscImageChef.Server.Models
 {
-    public class BaseModel<T>
+    public abstract class BaseModel<T>
     {
         [Key]
         public T Id { get; set; }
diff --git a/DiscImageChef.Server/Models/NameCountModel.cs b/DiscImageChef.Server/Models/NameCountModel.cs
index 5d709dc1..c229cc39 100644
--- a/DiscImageChef.Server/Models/NameCountModel.cs
+++ b/DiscImageChef.Server/Models/NameCountModel.cs
@@ -1,6 +1,6 @@
 namespace DiscImageChef.Server.Models
 {
-    public class NameCountModel<T> : BaseModel<T>
+    public abstract class NameCountModel<T> : BaseModel<T>
     {
         public string Name  { get; set; }
         public long   Count { get; set; }