diff --git a/Yavsc/Model/Blog/Blog.cs b/Yavsc/Model/Blog/Blog.cs
index 0c413883..b4209f98 100644
--- a/Yavsc/Model/Blog/Blog.cs
+++ b/Yavsc/Model/Blog/Blog.cs
@@ -1,6 +1,7 @@
 using System;
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
+using Newtonsoft.Json;
 
 namespace Yavsc.Models
 {
@@ -16,7 +17,8 @@ namespace Yavsc.Models
         public int Rate { get; set; }
         public string Title { get; set; }
         public string AuthorId { get; set; }
-        [ForeignKey("AuthorId")]
+        
+        [ForeignKey("AuthorId"),JsonIgnore]
         public ApplicationUser Author { set; get; }
         public bool Visible { get; set; }
     }
diff --git a/Yavsc/Model/Relationship/Circle.cs b/Yavsc/Model/Relationship/Circle.cs
index 3ff655b2..2c26379c 100644
--- a/Yavsc/Model/Relationship/Circle.cs
+++ b/Yavsc/Model/Relationship/Circle.cs
@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
+using Newtonsoft.Json;
 
 namespace Yavsc.Models
 {
@@ -12,7 +13,7 @@ namespace Yavsc.Models
         public string Name { get; set; }
         public string OwnerId { get; set; }
 
-        [ForeignKey("OwnerId")]
+        [ForeignKey("OwnerId"),JsonIgnore]
         public virtual ApplicationUser Owner { get; set; }
 
         [InverseProperty("Circle")]
diff --git a/Yavsc/Model/Relationship/Contact.cs b/Yavsc/Model/Relationship/Contact.cs
index 8666f25d..ac845e7d 100644
--- a/Yavsc/Model/Relationship/Contact.cs
+++ b/Yavsc/Model/Relationship/Contact.cs
@@ -1,6 +1,6 @@
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
-
+using Newtonsoft.Json;
 
 namespace Yavsc.Models
 {
@@ -12,7 +12,7 @@ namespace Yavsc.Models
         [Required()]
         public string OwnerId { get; set; }
 
-        [ForeignKeyAttribute("OwnerId")]
+        [ForeignKeyAttribute("OwnerId"),JsonIgnore]
         public virtual ApplicationUser Owner { get; set; }
     }
 }