diff --git a/Labs/13. Peripheral units/firmware/mem_files/lab_13_rx_hex_instr.mem b/Labs/13. Peripheral units/firmware/mem_files/lab_13_rx_hex_instr.mem
index 478d469..15c457b 100644
--- a/Labs/13. Peripheral units/firmware/mem_files/lab_13_rx_hex_instr.mem	
+++ b/Labs/13. Peripheral units/firmware/mem_files/lab_13_rx_hex_instr.mem	
@@ -4,7 +4,7 @@
 20018193
 0030a623
 00100213
-0030a823
+0040a823
 03400293
 00028293
 30529073
diff --git a/Labs/13. Peripheral units/firmware/software/rx_hex.S b/Labs/13. Peripheral units/firmware/software/rx_hex.S
index 1e196d6..bc4d3fb 100644
--- a/Labs/13. Peripheral units/firmware/software/rx_hex.S	
+++ b/Labs/13. Peripheral units/firmware/software/rx_hex.S	
@@ -16,7 +16,7 @@ _start:
  c: 20018193
 10: 0030a623       sw x3 , 0x0c(x1)
 14: 00100213       li x4 , 0x00000001          # устанавливаем parity_bit
-18: 0030a823       sw x4 , 0x10(x1)
+18: 0040a823       sw x4 , 0x10(x1)
 1c: 03400293       la x5, trap_handler         # псевдоинструкция la аналогично li загружает число,
 20: 00028293                                   # только в случае la — это число является адресом
                                                # указанного места (адреса обработчика перехвата)