diff --git a/platformio.ini b/platformio.ini
index 32b800c..1199415 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -23,6 +23,7 @@ default_envs = RFPowerMeterHW1.0
 
 [common]
 lib_deps =
+           https://github.com/adafruit/Adafruit_BusIO.git
            https://github.com/adafruit/Adafruit-GFX-Library
            https://github.com/adafruit/Adafruit_SSD1306
            https://github.com/thijse/Arduino-EEPROMEx