diff --git a/src/Tgstation.Server.Host/Components/Interop/Topic/ChunkedTopicParameters.cs b/src/Tgstation.Server.Host/Components/Interop/Topic/ChunkedTopicParameters.cs
index 99bf573d9b..0940281ece 100644
--- a/src/Tgstation.Server.Host/Components/Interop/Topic/ChunkedTopicParameters.cs
+++ b/src/Tgstation.Server.Host/Components/Interop/Topic/ChunkedTopicParameters.cs
@@ -1,7 +1,5 @@
 using System.Collections.Generic;
 
-#nullable disable
-
 namespace Tgstation.Server.Host.Components.Interop.Topic
 {
 	/// <summary>
@@ -10,7 +8,7 @@ namespace Tgstation.Server.Host.Components.Interop.Topic
 	sealed class ChunkedTopicParameters : TopicParameters, IMissingPayloadsCommunication, IChunkPayloadId
 	{
 		/// <inheritdoc />
-		public IReadOnlyCollection<uint> MissingChunks { get; set; }
+		public IReadOnlyCollection<uint>? MissingChunks { get; set; }
 
 		/// <inheritdoc />
 		public uint? PayloadId { get; set; }