diff --git a/src/Tgstation.Server.Host/Components/IInstanceReference.cs b/src/Tgstation.Server.Host/Components/IInstanceReference.cs
index a6453747f8..55f9379e80 100644
--- a/src/Tgstation.Server.Host/Components/IInstanceReference.cs
+++ b/src/Tgstation.Server.Host/Components/IInstanceReference.cs
@@ -10,6 +10,6 @@ namespace Tgstation.Server.Host.Components
 		/// <summary>
 		/// A unique ID for the <see cref="IInstanceReference"/>.
 		/// </summary>
-		public Guid Uid { get; }
+		public ulong Uid { get; }
 	}
 }
diff --git a/src/Tgstation.Server.Host/Components/InstanceWrapper.cs b/src/Tgstation.Server.Host/Components/InstanceWrapper.cs
index c8524b50e2..8f44a93b8a 100644
--- a/src/Tgstation.Server.Host/Components/InstanceWrapper.cs
+++ b/src/Tgstation.Server.Host/Components/InstanceWrapper.cs
@@ -18,8 +18,13 @@ namespace Tgstation.Server.Host.Components
 	/// </summary>
 	sealed class InstanceWrapper : ReferenceCounter<IInstance>, IInstanceReference
 	{
+		/// <summary>
+		/// Static counter for <see cref="Uid"/>.
+		/// </summary>
+		static ulong instanceWrapperInstances;
+
 		/// <inheritdoc />
-		public Guid Uid { get; }
+		public ulong Uid { get; }
 
 		/// <inheritdoc />
 		public IRepositoryManager RepositoryManager => Instance.RepositoryManager;
@@ -44,7 +49,7 @@ namespace Tgstation.Server.Host.Components
 		/// </summary>
 		public InstanceWrapper()
 		{
-			Uid = Guid.NewGuid();
+			Uid = Interlocked.Increment(ref instanceWrapperInstances);
 		}
 
 		/// <inheritdoc />