diff --git a/libs/canvas/item.cc b/libs/canvas/item.cc
index b3b902e070..cfc48ac617 100644
--- a/libs/canvas/item.cc
+++ b/libs/canvas/item.cc
@@ -943,7 +943,7 @@ Item::prepare_for_render_children (Rect const & area) const
 void
 Item::add_child_bounding_boxes (bool include_hidden) const
 {
-Rect self;
+	Rect self;
 	Rect bbox;
 	bool have_one = false;