diff --git a/scripts/minimap/obj_to_png.py b/scripts/minimap/obj_to_png.py
index 3407d07..e441154 100644
--- a/scripts/minimap/obj_to_png.py
+++ b/scripts/minimap/obj_to_png.py
@@ -69,15 +69,13 @@ def draw_model(scene_scale, scene_trans, scene):
                 elif height < min_height:
                     min_height = height
 
-        min_height -= (max_height - min_height) // 3
-
         glBegin(GL_TRIANGLES)
         for face in mesh.faces:
             for vertex_i in face:
                 height = scene.vertices[vertex_i][color_axe]
                 color = 1
                 if max_height != 0:
-                    color = (height - min_height) / max_height
+                    color = 1 - ((height - min_height) / max_height)
 
                 glColor3f(color, color, color)
                 glVertex3f(*scene.vertices[vertex_i])