diff --git a/APITestMod/APITestMod.cs b/APITestMod/APITestMod.cs
index 96a637f4..50c26fc2 100644
--- a/APITestMod/APITestMod.cs
+++ b/APITestMod/APITestMod.cs
@@ -43,15 +43,15 @@ public class APITestMod : ModBehaviour
 
 				ModHelper.Console.WriteLine("Sending string message test...");
 				qsbAPI.RegisterHandler<string>("apitest-string", MessageHandler);
-				qsbAPI.SendMessage("apitest-string", "STRING MESSAGE", true);
+				qsbAPI.SendMessage("apitest-string", "STRING MESSAGE", receiveLocally: true);
 
 				ModHelper.Console.WriteLine("Sending int message test...");
 				qsbAPI.RegisterHandler<int>("apitest-int", MessageHandler);
-				qsbAPI.SendMessage("apitest-int", 123, true);
+				qsbAPI.SendMessage("apitest-int", 123, receiveLocally: true);
 
 				ModHelper.Console.WriteLine("Sending float message test...");
 				qsbAPI.RegisterHandler<float>("apitest-float", MessageHandler);
-				qsbAPI.SendMessage("apitest-float", 3.14f, true);
+				qsbAPI.SendMessage("apitest-float", 3.14f, receiveLocally: true);
 			});
 		};
 	}
diff --git a/APITestMod/IQSBAPI.cs b/APITestMod/IQSBAPI.cs
index 7e4e9f20..385bf865 100644
--- a/APITestMod/IQSBAPI.cs
+++ b/APITestMod/IQSBAPI.cs
@@ -1,4 +1,5 @@
-using OWML.Common;
+using System;
+using OWML.Common;
 using UnityEngine.Events;
 
 public interface IQSBAPI
@@ -58,8 +59,9 @@ public interface IQSBAPI
 	/// <typeparam name="T">The type of the data being sent. This type must be serializable.</typeparam>
 	/// <param name="messageType">The unique key of the message.</param>
 	/// <param name="data">The data to send.</param>
+	/// <param name="to">The player to send this message to. (0 is the host, uint.MaxValue means every player)</param>
 	/// <param name="receiveLocally">If true, the action given to <see cref="RegisterHandler{T}"/> will also be called on the same client that is sending the message.</param>
-	void SendMessage<T>(string messageType, T data, bool receiveLocally = false);
+	void SendMessage<T>(string messageType, T data, uint to = uint.MaxValue, bool receiveLocally = false);
 
 	/// <summary>
 	/// Registers an action to be called when a message is received.