diff --git a/main/motor_drive.c b/main/motor_drive.c
index 939b998..3625032 100644
--- a/main/motor_drive.c
+++ b/main/motor_drive.c
@@ -309,11 +309,12 @@ bool motor_stop() {
   static uint8_t motor_read_encoder_count = 0;
   if (motor_cmd_ctr_turn_flag && port_haspassedms(time) > 100) {
     motor_now_encoder = motor_drive_read_encoder();
-    
+
     if (motor_now_encoder == motor_befor_encoder) {
       motor_read_encoder_count = motor_read_encoder_count + 1;
     } else {
       motor_befor_encoder = motor_now_encoder;
+      motor_read_encoder_count = 0;
     }
 
     if (motor_read_encoder_count == 3) {