diff --git a/DatabaseModels/ScoreboardRecord.cs b/DatabaseModels/ScoreboardRecord.cs
index c167d1f..e605c30 100644
--- a/DatabaseModels/ScoreboardRecord.cs
+++ b/DatabaseModels/ScoreboardRecord.cs
@@ -1,10 +1,12 @@
+using System.ComponentModel.DataAnnotations;
+
 namespace DatabaseModels;
 
 public class ScoreboardRecord
 {
-    public UInt32 Id { get; set; }
-
+    [Key]
     public string? Username { get; set; }
-    public DateTime PostTime { get; set; }
     public int Score { get; set; }
+    
+    public DateTime PostTime { get; set; }
 }
\ No newline at end of file
diff --git a/Server/Migrations/20220714194024_Scoreboard.Designer.cs b/Server/Migrations/20220715174201_Scoreboard.Designer.cs
similarity index 82%
rename from Server/Migrations/20220714194024_Scoreboard.Designer.cs
rename to Server/Migrations/20220715174201_Scoreboard.Designer.cs
index 7b7b51e..f1ce26e 100644
--- a/Server/Migrations/20220714194024_Scoreboard.Designer.cs
+++ b/Server/Migrations/20220715174201_Scoreboard.Designer.cs
@@ -11,7 +11,7 @@ using Server.Data;
 namespace Server.Migrations
 {
     [DbContext(typeof(ServerDbContext))]
-    [Migration("20220714194024_Scoreboard")]
+    [Migration("20220715174201_Scoreboard")]
     partial class Scoreboard
     {
         protected override void BuildTargetModel(ModelBuilder modelBuilder)
@@ -21,9 +21,8 @@ namespace Server.Migrations
 
             modelBuilder.Entity("DatabaseModels.ScoreboardRecord", b =>
                 {
-                    b.Property<uint>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER");
+                    b.Property<string>("Username")
+                        .HasColumnType("TEXT");
 
                     b.Property<DateTime>("PostTime")
                         .HasColumnType("TEXT");
@@ -31,10 +30,7 @@ namespace Server.Migrations
                     b.Property<int>("Score")
                         .HasColumnType("INTEGER");
 
-                    b.Property<string>("Username")
-                        .HasColumnType("TEXT");
-
-                    b.HasKey("Id");
+                    b.HasKey("Username");
 
                     b.ToTable("Scoreboard");
                 });
diff --git a/Server/Migrations/20220714194024_Scoreboard.cs b/Server/Migrations/20220715174201_Scoreboard.cs
similarity index 76%
rename from Server/Migrations/20220714194024_Scoreboard.cs
rename to Server/Migrations/20220715174201_Scoreboard.cs
index f808006..7e5e470 100644
--- a/Server/Migrations/20220714194024_Scoreboard.cs
+++ b/Server/Migrations/20220715174201_Scoreboard.cs
@@ -13,15 +13,13 @@ namespace Server.Migrations
                 name: "Scoreboard",
                 columns: table => new
                 {
-                    Id = table.Column<uint>(type: "INTEGER", nullable: false)
-                        .Annotation("Sqlite:Autoincrement", true),
-                    Username = table.Column<string>(type: "TEXT", nullable: true),
-                    PostTime = table.Column<DateTime>(type: "TEXT", nullable: false),
-                    Score = table.Column<int>(type: "INTEGER", nullable: false)
+                    Username = table.Column<string>(type: "TEXT", nullable: false),
+                    Score = table.Column<int>(type: "INTEGER", nullable: false),
+                    PostTime = table.Column<DateTime>(type: "TEXT", nullable: false)
                 },
                 constraints: table =>
                 {
-                    table.PrimaryKey("PK_Scoreboard", x => x.Id);
+                    table.PrimaryKey("PK_Scoreboard", x => x.Username);
                 });
         }
 
diff --git a/Server/Migrations/ServerDbContextModelSnapshot.cs b/Server/Migrations/ServerDbContextModelSnapshot.cs
index a08095e..c7435ec 100644
--- a/Server/Migrations/ServerDbContextModelSnapshot.cs
+++ b/Server/Migrations/ServerDbContextModelSnapshot.cs
@@ -19,9 +19,8 @@ namespace Server.Migrations
 
             modelBuilder.Entity("DatabaseModels.ScoreboardRecord", b =>
                 {
-                    b.Property<uint>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER");
+                    b.Property<string>("Username")
+                        .HasColumnType("TEXT");
 
                     b.Property<DateTime>("PostTime")
                         .HasColumnType("TEXT");
@@ -29,10 +28,7 @@ namespace Server.Migrations
                     b.Property<int>("Score")
                         .HasColumnType("INTEGER");
 
-                    b.Property<string>("Username")
-                        .HasColumnType("TEXT");
-
-                    b.HasKey("Id");
+                    b.HasKey("Username");
 
                     b.ToTable("Scoreboard");
                 });