diff --git a/Assets/Mirror/Runtime/RemoteCalls.cs b/Assets/Mirror/Runtime/RemoteCalls.cs
index cbc577fde..84545d9ae 100644
--- a/Assets/Mirror/Runtime/RemoteCalls.cs
+++ b/Assets/Mirror/Runtime/RemoteCalls.cs
@@ -30,6 +30,8 @@ public bool AreEqual(Type componentType, RemoteCallType remoteCallType, RemoteCa
     /// <summary>Used to help manage remote calls for NetworkBehaviours</summary>
     public static class RemoteProcedureCalls
     {
+        // one lookup for all remote calls.
+        // allows us to easily add more remote call types without duplicating code.
         // note: do not clear those with [RuntimeInitializeOnLoad]
         static readonly Dictionary<int, Invoker> remoteCallDelegates = new Dictionary<int, Invoker>();