diff --git a/doc/grid.svg b/doc/grid.svg
index 1e83fd5..fac4b21 100644
--- a/doc/grid.svg
+++ b/doc/grid.svg
@@ -1,2 +1,2 @@
-
\ No newline at end of file
+
\ No newline at end of file
diff --git a/map_machine/pictogram/icon_collection.py b/map_machine/pictogram/icon_collection.py
index 6a9f9d8..a1b9d10 100644
--- a/map_machine/pictogram/icon_collection.py
+++ b/map_machine/pictogram/icon_collection.py
@@ -228,6 +228,9 @@ def draw_icons() -> None:
for icon in collection.icons:
icon.recolor(Color("#444444"))
- for path in workspace.get_icon_grid_path(), workspace.GRID_PATH:
- collection.draw_grid(path)
+ for path, scale in (
+ (workspace.get_icon_grid_path(), 1.0),
+ (workspace.GRID_PATH, 2.0),
+ ):
+ collection.draw_grid(path, scale=scale)
logging.info(f"Icon grid is written to {path}.")