diff --git a/feeder.ino b/feeder.ino
index f7acc2e..7e037c5 100644
--- a/feeder.ino
+++ b/feeder.ino
@@ -21,9 +21,10 @@ bgp, 2023
 #define STEPS_FRW 258 // шаги вперёд
 #define STEPS_BKW 0   // шаги назад
 
-#define STEPPER_SPEED 30 * 2
+#define STEPPER_SPEED 10 * 21
 #define STEPPER_REV 200 * 4
 #define STEPPER_DELAY 1000
+#define GROOVE_COUNT 3
 
 // =========================================================
 #include <EEPROM.h>
@@ -216,7 +217,7 @@ void feed()
     digitalWrite(SLEEP, HIGH);
     delayMicroseconds(STEPPER_DELAY);
     for (int i = 0; i < feedAmount; i++)
-        myStepper.step(STEPPER_REV);
+        myStepper.step(STEPPER_REV / GROOVE_COUNT);
         delayMicroseconds(STEPPER_DELAY);
     //     oneRev();
     disableMotor();