diff --git a/OpenRA.Mods.Common/Widgets/Logic/Editor/NewMapLogic.cs b/OpenRA.Mods.Common/Widgets/Logic/Editor/NewMapLogic.cs
index 615bf847a3..31699338f9 100644
--- a/OpenRA.Mods.Common/Widgets/Logic/Editor/NewMapLogic.cs
+++ b/OpenRA.Mods.Common/Widgets/Logic/Editor/NewMapLogic.cs
@@ -58,7 +58,7 @@ namespace OpenRA.Mods.Common.Widgets.Logic
 				var tileset = modData.DefaultTileSets[tilesetDropDown.Text];
 				var map = new Map(Game.ModData, tileset, width + 2, height + maxTerrainHeight + 2);
 
-				var tl = new PPos(1, 1);
+				var tl = new PPos(1, 1 + maxTerrainHeight);
 				var br = new PPos(width, height + maxTerrainHeight);
 				map.SetBounds(tl, br);