diff --git a/OpenRA.Mods.RA/ServerTraits/MasterServerPinger.cs b/OpenRA.Mods.RA/ServerTraits/MasterServerPinger.cs
index 1899973a5e..354daaa045 100644
--- a/OpenRA.Mods.RA/ServerTraits/MasterServerPinger.cs
+++ b/OpenRA.Mods.RA/ServerTraits/MasterServerPinger.cs
@@ -12,6 +12,7 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Net;
+using System.Text;
 using OpenRA.Server;
 using S = OpenRA.Server.Server;
 
@@ -58,12 +59,13 @@ namespace OpenRA.Mods.RA.Server
 			var numBots = server.LobbyInfo.Clients.Where(c1 => c1.Bot != null).Count();
 			var numSpectators = server.LobbyInfo.Clients.Where(c1 => c1.Bot == null && c1.Slot == null).Count();
 			var passwordProtected = string.IsNullOrEmpty(server.Settings.Password) ? 0 : 1;
+			var clients = server.LobbyInfo.Clients.Where(c1 => c1.Bot == null).Select(c => Convert.ToBase64String(Encoding.UTF8.GetBytes(c.Name))).ToArray();
 
 			Action a = () =>
 				{
 					try
 					{
-						var url = "ping?port={0}&name={1}&state={2}&players={3}&bots={4}&mods={5}&map={6}&maxplayers={7}&spectators={8}&protected={9}";
+						var url = "ping?port={0}&name={1}&state={2}&players={3}&bots={4}&mods={5}&map={6}&maxplayers={7}&spectators={8}&protected={9}&clients={10}";
 						if (isInitialPing) url += "&new=1";
 
 						using (var wc = new WebClient())
@@ -79,7 +81,8 @@ namespace OpenRA.Mods.RA.Server
 								server.LobbyInfo.GlobalSettings.Map,
 								server.Map.PlayerCount,
 								numSpectators,
-								passwordProtected));
+								passwordProtected,
+								string.Join(",", clients)));
 
 							if (isInitialPing)
 							{