diff --git a/asg_form/User.cs b/asg_form/User.cs
index 8f06b39..e0f34d0 100644
--- a/asg_form/User.cs
+++ b/asg_form/User.cs
@@ -12,7 +12,7 @@ namespace asg_form
       
       [DefaultValue(0)]
         public long? Integral { get; set; } 
-        public DateTime CreationTime { get; set; }
+        public string? CreationTime { get; set; }
 
         public form? haveform { get; set; }
         public T_Team myteam { get; set; }