diff --git a/btt-ebb36.cfg b/btt-ebb36.cfg
index 44ac7a4..c656422 100644
--- a/btt-ebb36.cfg
+++ b/btt-ebb36.cfg
@@ -22,7 +22,7 @@ dir_pin: EBBCan: PD1
 enable_pin: !EBBCan: PD2
 microsteps: 16
 full_steps_per_rotation: 200
-rotation_distance: 4.682442
+rotation_distance: 4.729266
 nozzle_diameter: 0.400
 filament_diameter: 1.750
 max_extrude_cross_section: 5
@@ -62,7 +62,7 @@ sensor_pin: ^EBBCan:PB8
 control_pin: EBBCan:PB9
 x_offset: 0
 y_offset: 22.5
-z_offset: 1.825
+z_offset: 1.775
 speed: 20
 samples: 3
 sample_retract_dist: 5.0
diff --git a/printer.cfg b/printer.cfg
index c829a74..f6284dd 100644
--- a/printer.cfg
+++ b/printer.cfg
@@ -45,7 +45,7 @@ enable_pin: !PD3
 microsteps: 16
 rotation_distance: 8
 endstop_pin: probe:z_virtual_endstop
-position_min: -3
+position_min: 0
 position_max: 200
 
 [stepper_z1]
@@ -80,22 +80,22 @@ max_z_accel: 100
 [tmc2209 stepper_x]
 uart_pin: PB8
 run_current: 0.580
-#stealthchop_threshold: 999999
+stealthchop_threshold: 999999
 
 [tmc2209 stepper_y]
 uart_pin: PC9
 run_current: 0.580
-#stealthchop_threshold: 999999
+stealthchop_threshold: 999999
 
 [tmc2209 stepper_z]
 uart_pin: PD0
 run_current: 0.580
-#stealthchop_threshold: 999999
+stealthchop_threshold: 999999
 
 [tmc2209 stepper_z1]
 uart_pin: PB5
 run_current: 0.580
-#stealthchop_threshold: 999999
+stealthchop_threshold: 999999
 
 [firmware_retraction]
 retract_length: 0.5
@@ -161,12 +161,12 @@ show_macros_in_webui: True
 timeout: 300
 
 [input_shaper]
-shaper_freq_x: 116.0
-shaper_freq_y: 52.2
-shaper_type_x: mzv
+shaper_freq_x: 36.8
+shaper_freq_y: 53.0
+shaper_type_x: ei
 shaper_type_y: ei
-damping_ratio_x: 0.022
-damping_ratio_y: 0.035
+damping_ratio_x: 0.075
+damping_ratio_y: 0.056
 
 [virtual_sdcard]
 path: /home/biqu/printer_data/gcodes