diff --git a/Code/Control/Laptop_Code/basic_comm_test/ESP32_master/ESP32_master.ino b/Code/Control/Laptop_Code/basic_comm_test/ESP32_master/ESP32_master.ino
index ff76de74c4011c184074961a7c270070c5154647..37ad6f5c7f4bcd50ae532aab066443392d39e8dc 100644
--- a/Code/Control/Laptop_Code/basic_comm_test/ESP32_master/ESP32_master.ino
+++ b/Code/Control/Laptop_Code/basic_comm_test/ESP32_master/ESP32_master.ino
@@ -4,8 +4,8 @@
 
 // ==================================== broadcast address ============================================
 // MAC Address of the receiver (SLAVE)
-uint8_t broadcastAddress[] = {0xC4, 0xDD, 0x57, 0x9E, 0x91, 0x74}; // #1
-// uint8_t broadcastAddress[] = {0x40, 0xF5, 0x20, 0x44, 0xBD, 0xF8}; // #2
+//uint8_t broadcastAddress[] = {0xC4, 0xDD, 0x57, 0x9E, 0x91, 0x74}; // #1
+ uint8_t broadcastAddress[] = {0x40, 0xF5, 0x20, 0x44, 0xBD, 0xF8}; // #2
 //uint8_t broadcastAddress[] = {0xC4, 0xDD, 0x57, 0x9E, 0x8A, 0x98}; // #3
 //uint8_t broadcastAddress[] = {0x40, 0xF5, 0x20, 0x44, 0xB6, 0x4C}; // #4
 // ==================================== global data =================================================