diff --git a/Content.Server/ADT/AdditionalMapLoader/AdditionalMapLoaderSystem.cs b/Content.Server/ADT/AdditionalMapLoader/AdditionalMapLoaderSystem.cs
index 2fa702ddc2d..7a7b9abbc81 100644
--- a/Content.Server/ADT/AdditionalMapLoader/AdditionalMapLoaderSystem.cs
+++ b/Content.Server/ADT/AdditionalMapLoader/AdditionalMapLoaderSystem.cs
@@ -38,7 +38,6 @@ private void OnGetMaps(LoadingMapsEvent args)
     private void CreateAndInitializeMap(Maps.GameMapPrototype mapProto)
     {
         var map = _mapManager.CreateMap();
-        _mapManager.CreateMap(map);
         _gameTicker.LoadGameMap(mapProto, out map, null);
         _mapManager.DoMapInitialize(map);
     }
diff --git a/Resources/Prototypes/ADT/Maps/additionalmap.yml b/Resources/Prototypes/ADT/Maps/additionalmap.yml
index ea4fb009ddc..b00e60f756b 100644
--- a/Resources/Prototypes/ADT/Maps/additionalmap.yml
+++ b/Resources/Prototypes/ADT/Maps/additionalmap.yml
@@ -1,10 +1,10 @@
 # Тестовый пример того, как создавать карты с добавляемыми картами.
 # Айди - станция-база, в списке она не нужна. В списке - дополнительные карты.
 
-# - type: additionalMap
-#   id: CorvaxDelta
-#   maps:
-#   - ADT_Aspid
-#   - CorvaxTerra
-#   - MeteorArena
-#   - Dev
+- type: additionalMap
+  id: Dev
+  maps:
+  - MeteorArena
+  # - ADT_Aspid
+  # - CorvaxTerra
+  # - Dev