diff --git a/Arduino/CanGrow/CanGrow.ino b/Arduino/CanGrow/CanGrow.ino
index 0c3e3c5..3df456b 100644
--- a/Arduino/CanGrow/CanGrow.ino
+++ b/Arduino/CanGrow/CanGrow.ino
@@ -42,11 +42,13 @@
 // * ESP8266 *
 #ifdef ESP8266
 #include <ESP8266WiFi.h>
+#include "ESPAsyncTCP.h"
 #endif
 
 // * ESP32 *
 #ifdef ESP32
 #include <WiFi.h>
+#include "AsyncTCP.h"
 #endif
 
 // https://github.com/arduino/ArduinoCore-avr/tree/master/libraries/SPI