diff --git a/ESP32-IDF_ESPNOW-Transmitter/build/.ninja_lock b/ESP32-IDF_ESPNOW-Transmitter/build/.ninja_lock
new file mode 100644
index 000000000..e69de29bb
diff --git a/ESP32-IDF_ESPNOW-Transmitter/main/config.h b/ESP32-IDF_ESPNOW-Transmitter/main/config.h
index 76d821870..8c04b9937 100644
--- a/ESP32-IDF_ESPNOW-Transmitter/main/config.h
+++ b/ESP32-IDF_ESPNOW-Transmitter/main/config.h
@@ -23,9 +23,6 @@
     ESP32-C3 Breadboard MAC:                e4:b0:63:17:9e:45
 */
 
-extern uint8_t broadcast_mac[ESP_NOW_ETH_ALEN];//      = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};     // Broadcast MAC address
-extern uint8_t receiver_mac[ESP_NOW_ETH_ALEN];//       = {0xE4, 0xB0, 0x63, 0x17, 0x9E, 0x45};     // MAC address of Robot
-extern uint8_t transmitter_mac[ESP_NOW_ETH_ALEN];//    = {0x34, 0xB7, 0xDA, 0xF9, 0x33, 0x8D};     // MAC address of Remote Control
 
 /*
 uint8_t broadcast_mac[ESP_NOW_ETH_ALEN]      = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};     // Broadcast MAC address