diff --git a/printer_data/config/printer.cfg b/printer_data/config/printer.cfg
index c40d42a..2f0a09a 100644
--- a/printer_data/config/printer.cfg
+++ b/printer_data/config/printer.cfg
@@ -75,7 +75,7 @@ square_corner_velocity: 5.0
 step_pin: PF13
 dir_pin: PF12
 enable_pin: !PF14
-rotation_distance: 41.2
+rotation_distance: 34.78
 microsteps: 32
 full_steps_per_rotation:200  #set to 400 for 0.9 degree stepper
 endstop_pin: nhk:gpio13