diff --git a/src/DotRecast.Recast.DemoTool/Tools/TileToolImpl.cs b/src/DotRecast.Recast.DemoTool/Tools/TileToolImpl.cs
index 8c2c76c..3cc1f7b 100644
--- a/src/DotRecast.Recast.DemoTool/Tools/TileToolImpl.cs
+++ b/src/DotRecast.Recast.DemoTool/Tools/TileToolImpl.cs
@@ -36,8 +36,6 @@ namespace DotRecast.Recast.DemoTool.Tools
 
             var tileRef = navMesh.GetTileRefAt(tx, ty, 0);
             navMesh.RemoveTile(tileRef); 
-            
-            navMesh.AddTile()
         }
 
         public void RemoveTile(RcVec3f pos)