diff --git a/app/uart.c b/app/uart.c
index f0cb0fe..adceba5 100644
--- a/app/uart.c
+++ b/app/uart.c
@@ -517,7 +517,8 @@ bool UART_IsCommandAvailable(void)
  void UART_HandleCommand(void)
 {
 //    volatile uint16_t CMD_ID=
-     UART_Send((uint8_t *)&UART_Command.Header.ID,2);
+char a[2]="OK";
+     UART_Send((uint8_t *)&a,2);
      switch (UART_Command.Header.ID)
     {
         case 0x0514: