Index: iknow-api/Models/HighSchool.cs
===================================================================
--- iknow-api/Models/HighSchool.cs	(revision 4f5d8fdae48e097a6cc42e10b01f7775709e818d)
+++ iknow-api/Models/HighSchool.cs	(revision ce1f8d48dd651f8e7c79b7c2d5f373340adf7775)
@@ -3,7 +3,7 @@
 namespace iknow_api.Models
 {
-    public enum type
+    public enum HighSchoolType
     {
-        strucen, gimnazija
+        Strucen, Gimnazija
     }
     public class HighSchool
@@ -11,8 +11,8 @@
         public int Id { get; set; }
         public float GPA { get; set; }
-        public type tip { get; set; }
-
+        public HighSchoolType HighSchoolType { get; set; }
         public int UserId { get; set; }
-        public User User { get; set; }
+        public User? User { get; set; }
+        public string? StudyLanguage { get; set; }
     }
 }