diff --git a/config/printer-creality-ender3-s1-2021.cfg b/config/printer-creality-ender3-s1-2021.cfg
index 13fde6db..33b77c7e 100644
--- a/config/printer-creality-ender3-s1-2021.cfg
+++ b/config/printer-creality-ender3-s1-2021.cfg
@@ -56,7 +56,8 @@ step_pin: PB4
 dir_pin: PB3
 enable_pin: !PC3
 microsteps: 16
-rotation_distance: 7.531
+gear_ratio: 42:12
+rotation_distance: 26.359
 nozzle_diameter: 0.400
 filament_diameter: 1.750
 heater_pin: PA1
diff --git a/config/printer-creality-ender3-s1pro-2022.cfg b/config/printer-creality-ender3-s1pro-2022.cfg
index 393cbb5d..b742fbb5 100644
--- a/config/printer-creality-ender3-s1pro-2022.cfg
+++ b/config/printer-creality-ender3-s1pro-2022.cfg
@@ -56,7 +56,8 @@ step_pin: PB4
 dir_pin: PB3
 enable_pin: !PC3
 microsteps: 16
-rotation_distance: 7.531
+gear_ratio: 42:12
+rotation_distance: 26.359
 nozzle_diameter: 0.400
 filament_diameter: 1.750
 heater_pin: PA1