diff --git a/platformio.ini b/platformio.ini
index 39c57ea..b37a518 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -16,6 +16,7 @@ platform = espressif8266
 board = nodemcuv2
 framework = arduino
 lib_deps = 
+	adafruit/Adafruit BusIO@^1.15.0
 	adafruit/Adafruit NeoMatrix@^1.3.0
 	adafruit/Adafruit NeoPixel@^1.11.0
 	tzapu/WiFiManager@^0.16.0