diff --git a/print/QUALITY 0.20mm @MMU2S.ini b/print/QUALITY 0.20mm @MMU2S.ini
index b39bddf..2dd9d81 100644
--- a/print/QUALITY 0.20mm @MMU2S.ini	
+++ b/print/QUALITY 0.20mm @MMU2S.ini	
@@ -1,4 +1,4 @@
-# generated by PrusaSlicer 2.4.0+linux-x64-GTK3 on 2022-02-06 at 12:14:12 UTC
+# generated by PrusaSlicer 2.4.0+linux-x64-GTK3 on 2022-02-07 at 11:39:51 UTC
 avoid_crossing_perimeters = 0
 avoid_crossing_perimeters_max_detour = 0
 bottom_fill_pattern = monotonic
@@ -50,7 +50,7 @@ infill_anchor_max = 12
 infill_every_layers = 1
 infill_extruder = 1
 infill_extrusion_width = 0.45
-infill_first = 1
+infill_first = 0
 infill_only_where_needed = 0
 infill_overlap = 25%
 infill_speed = 80
@@ -126,7 +126,7 @@ support_material_with_sheath = 0
 support_material_xy_spacing = 60%
 thick_bridges = 0
 thin_walls = 0
-threads = 24
+threads = 4
 top_fill_pattern = monotonic
 top_infill_extrusion_width = 0.4
 top_solid_infill_speed = 40