diff --git a/OpenRA.Game/Server/Server.cs b/OpenRA.Game/Server/Server.cs
index 39f5d6bdc4..923a6cc978 100644
--- a/OpenRA.Game/Server/Server.cs
+++ b/OpenRA.Game/Server/Server.cs
@@ -152,6 +152,7 @@ namespace OpenRA.Server
 					Map = settings.Map,
 					ServerName = settings.Name,
 					EnableSingleplayer = settings.EnableSingleplayer || !dedicated,
+					GameUid = Guid.NewGuid().ToString()
 				}
 			};