diff --git a/DepartmentPortal/Common/DatabaseCore/DatabaseContext.cs b/DepartmentPortal/Common/DatabaseCore/DatabaseContext.cs
index d3501f5..30bbab1 100644
--- a/DepartmentPortal/Common/DatabaseCore/DatabaseContext.cs
+++ b/DepartmentPortal/Common/DatabaseCore/DatabaseContext.cs
@@ -26,6 +26,10 @@ namespace DatabaseCore
 		protected override void OnModelCreating(ModelBuilder modelBuilder)
 		{
 			modelBuilder.Entity<EnviromentSetting>().HasIndex(s => s.Key).IsUnique();
+
+			modelBuilder.Entity<Role>().HasIndex(s => s.RoleName).IsUnique();
+
+			modelBuilder.Entity<User>().HasIndex(s => s.UserName).IsUnique();
 		}