diff --git a/resources/variants/cartesio_0.4.inst.cfg b/resources/variants/cartesio_0.4.inst.cfg
index af605c1037..4bb23bbbe0 100644
--- a/resources/variants/cartesio_0.4.inst.cfg
+++ b/resources/variants/cartesio_0.4.inst.cfg
@@ -14,6 +14,7 @@ machine_nozzle_tip_outer_diameter = 0.8
 infill_line_width = 0.5
 
 wall_thickness = 1.2
+top_bottom_thickness = 0.8
 wall_0_inset = -0.05
 fill_perimeter_gaps = nowhere
 travel_compensate_overlapping_walls_enabled =