diff --git a/OpenRA.Mods.RA/Missions/Allies01Script.cs b/OpenRA.Mods.RA/Missions/Allies01Script.cs
index 6918919566..de2f7825ce 100644
--- a/OpenRA.Mods.RA/Missions/Allies01Script.cs
+++ b/OpenRA.Mods.RA/Missions/Allies01Script.cs
@@ -73,6 +73,7 @@ namespace OpenRA.Mods.RA.Missions
         private void DisplayObjective()
         {
             Game.AddChatLine(Color.LimeGreen, "Objective", objectives[currentObjective]);
+            Sound.Play("bleep6.aud", 5);
         }
 
         private void MissionFailed(Actor self, string text)