diff --git a/nksrv/LobbyServer/Msgs/Stage/ClearStage.cs b/nksrv/LobbyServer/Msgs/Stage/ClearStage.cs
index a965707..fbc75ae 100644
--- a/nksrv/LobbyServer/Msgs/Stage/ClearStage.cs
+++ b/nksrv/LobbyServer/Msgs/Stage/ClearStage.cs
@@ -88,7 +88,7 @@ namespace nksrv.LobbyServer.Msgs.Stage
             if (clearedStage.stage_type != "Sub")
             {
                 // add outpost reward level if unlocked
-                if (user.IsStageCompleted(6002016, true))
+                if (user.MainQuestData.ContainsKey(21))
                 {
                     user.OutpostBattleLevel.Exp++;
                     if (user.OutpostBattleLevel.Exp >= 5)