diff --git a/world_maker/data/building_moutain.png b/world_maker/data/building_moutain.png
index abf5458..9f65e2d 100644
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diff --git a/world_maker/data/district.png b/world_maker/data/district.png
index 36b25df..f514364 100644
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diff --git a/world_maker/data/heightmap.png b/world_maker/data/heightmap.png
index 98eca9a..3a34c98 100644
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diff --git a/world_maker/data/heightmap_smooth.png b/world_maker/data/heightmap_smooth.png
index 780df58..3210990 100644
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diff --git a/world_maker/data/heightmap_smooth_2.png b/world_maker/data/heightmap_smooth_2.png
index 8b081d2..cb2114b 100644
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diff --git a/world_maker/data/heightmap_with_building.png b/world_maker/data/heightmap_with_building.png
index 780df58..bc05948 100644
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diff --git a/world_maker/data/removed_treesmap.png b/world_maker/data/removed_treesmap.png
index 434627a..da941ff 100644
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diff --git a/world_maker/data/skeleton_highway.png b/world_maker/data/skeleton_highway.png
index 042b575..734bb47 100644
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diff --git a/world_maker/data/skeleton_mountain.png b/world_maker/data/skeleton_mountain.png
index 042b575..734bb47 100644
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diff --git a/world_maker/data/smooth_for_highway.png b/world_maker/data/smooth_for_highway.png
index 9345f27..3acbd16 100644
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diff --git a/world_maker/data/sobelmap.png b/world_maker/data/sobelmap.png
index bb24c47..c948264 100644
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diff --git a/world_maker/data/sobelmap_from_smooth.png b/world_maker/data/sobelmap_from_smooth.png
index f683144..ff87ff7 100644
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diff --git a/world_maker/data/treemap.png b/world_maker/data/treemap.png
index 07aaab3..91e5097 100644
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diff --git a/world_maker/terraforming.py b/world_maker/terraforming.py
index 2ded98d..6273cd7 100644
--- a/world_maker/terraforming.py
+++ b/world_maker/terraforming.py
@@ -31,11 +31,8 @@ def remove_trees(heightmap: Union[str, Image], treesmap: Union[str, Image], mask
         if mask.getpixel((x, z)) != 0 and treesmap.getpixel((x, z)) > 0:
 
             tree_area = morphology.flood(treesmap, (z, x), tolerance=1)
-            blend = img.blend(img.fromarray(tree_area).convert(
-                'L'), removed_treesmap.convert('L'), 0.5)
-            array = np.array(blend.convert('L'))
-            bool_array = array > 1
-            removed_treesmap = img.fromarray(bool_array)
+            removed_treesmap = img.fromarray(
+                np.where(tree_area, treesmap, 0).astype(np.uint8))
 
             y = heightmap.getpixel((x, z))
             y_top = removed_treesmap.getpixel((x, z))