diff --git a/.Slic3r/filament/black pla 0.4.ini b/.Slic3r/filament/black pla 0.4.ini
new file mode 100644
index 00000000..d5b9a404
--- /dev/null
+++ b/.Slic3r/filament/black pla 0.4.ini	
@@ -0,0 +1,16 @@
+# generated by Slic3r 1.1.7 on Sun Aug 17 12:07:47 2014
+bed_temperature = 70
+bridge_fan_speed = 100
+cooling = 1
+disable_fan_first_layers = 1
+extrusion_multiplier = 1
+fan_always_on = 0
+fan_below_layer_time = 15
+filament_diameter = 1.75
+first_layer_bed_temperature = 80
+first_layer_temperature = 210
+max_fan_speed = 100
+min_fan_speed = 55
+min_print_speed = 10
+slowdown_below_layer_time = 5
+temperature = 210
diff --git a/.Slic3r/filament/black pla 0.5.ini b/.Slic3r/filament/black pla 0.5.ini
index 85a474a4..dfc9cec7 100644
--- a/.Slic3r/filament/black pla 0.5.ini	
+++ b/.Slic3r/filament/black pla 0.5.ini	
@@ -1,4 +1,4 @@
-# generated by Slic3r 1.1.7 on Sat Aug 16 09:11:10 2014
+# generated by Slic3r 1.1.7 on Sun Aug 17 11:01:37 2014
 bed_temperature = 70
 bridge_fan_speed = 100
 cooling = 1
@@ -8,9 +8,9 @@ fan_always_on = 0
 fan_below_layer_time = 15
 filament_diameter = 1.75
 first_layer_bed_temperature = 70
-first_layer_temperature = 225
+first_layer_temperature = 190
 max_fan_speed = 100
 min_fan_speed = 55
 min_print_speed = 10
 slowdown_below_layer_time = 5
-temperature = 225
+temperature = 190
diff --git a/.Slic3r/print/coarse pla 0.4.ini b/.Slic3r/print/coarse pla 0.4.ini
index bd128d60..367c8860 100644
--- a/.Slic3r/print/coarse pla 0.4.ini	
+++ b/.Slic3r/print/coarse pla 0.4.ini	
@@ -1,4 +1,4 @@
-# generated by Slic3r 1.1.7 on Sun Aug 17 10:18:12 2014
+# generated by Slic3r 1.1.7 on Sun Aug 17 11:50:25 2014
 avoid_crossing_perimeters = 1
 bottom_solid_layers = 3
 bridge_acceleration = 0
@@ -16,10 +16,10 @@ extruder_clearance_radius = 20
 extrusion_width = 0
 fill_angle = 45
 fill_density = 35%
-fill_pattern = honeycomb
+fill_pattern = rectilinear
 first_layer_acceleration = 0
 first_layer_extrusion_width = 200%
-first_layer_height = 0.4
+first_layer_height = 0.3
 first_layer_speed = 45%
 gap_fill_speed = 20
 gcode_comments = 0
@@ -31,8 +31,8 @@ infill_first = 0
 infill_only_where_needed = 1
 infill_speed = 60
 interface_shells = 0
-layer_height = 0.35
-min_skirt_length = 0
+layer_height = 0.3
+min_skirt_length = 30
 notes = 
 only_retract_when_crossing_perimeters = 1
 ooze_prevention = 0
@@ -51,7 +51,7 @@ skirt_distance = 6
 skirt_height = 1
 skirts = 1
 small_perimeter_speed = 30
-solid_fill_pattern = hilbertcurve
+solid_fill_pattern = rectilinear
 solid_infill_below_area = 70
 solid_infill_every_layers = 5
 solid_infill_extrusion_width = 0
diff --git a/.Slic3r/printer/printer 0.4.ini b/.Slic3r/printer/printer 0.4.ini
new file mode 100644
index 00000000..d51bf96a
--- /dev/null
+++ b/.Slic3r/printer/printer 0.4.ini	
@@ -0,0 +1,23 @@
+# generated by Slic3r 1.1.7 on Sun Aug 17 11:02:28 2014
+bed_size = 170,170
+end_gcode = M104 S0 ; turn off temperature\nG28 X0  ; home X axis\nM84     ; disable motors\n
+extruder_offset = 0x0
+gcode_flavor = reprap
+layer_gcode = 
+nozzle_diameter = 0.4
+print_center = 85,85
+retract_before_travel = 2
+retract_layer_change = 1
+retract_length = 3
+retract_length_toolchange = 10
+retract_lift = 0
+retract_restart_extra = 0
+retract_restart_extra_toolchange = 0
+retract_speed = 40
+start_gcode = G28 ; home all axes\nG1 Z5 F5000 ; lift nozzle\n
+toolchange_gcode = 
+use_firmware_retraction = 0
+use_relative_e_distances = 0
+vibration_limit = 0
+wipe = 0
+z_offset = 0
diff --git a/.Slic3r/slic3r.ini b/.Slic3r/slic3r.ini
index 3e5e7739..db79f41b 100644
--- a/.Slic3r/slic3r.ini
+++ b/.Slic3r/slic3r.ini
@@ -1,4 +1,4 @@
-# generated by Slic3r 1.1.7 on Sun Aug 17 10:22:07 2014
+# generated by Slic3r 1.1.7 on Sun Aug 17 12:07:47 2014
 autocenter = 1
 last_output_path = /home/cyryl/RepRap/models
 last_version_check = 1407388369
@@ -8,9 +8,9 @@ version = 1.1.7
 version_check = 1
 
 [presets]
-filament = black pla 0.5.ini
-print = coarse pla 0.5.ini
-printer = printer 0.5.ini
+filament = black pla 0.4.ini
+print = coarse pla 0.4.ini
+printer = printer 0.4.ini
 
 [recent]
-skein_directory = /home/cyryl/Downloads/models
+skein_directory = /home/cyryl/RepRap/models/PrusaMendel/metric-prusa-lm8uu