diff --git a/usermods/Si7021_MQTT_HA/library.json b/usermods/Si7021_MQTT_HA/library.json
index 22d9f7dc9..36a930ca5 100644
--- a/usermods/Si7021_MQTT_HA/library.json
+++ b/usermods/Si7021_MQTT_HA/library.json
@@ -4,6 +4,7 @@
   "dependencies": {
     "finitespace/BME280":"3.0.0",
     "adafruit/Adafruit Si7021 Library" : "1.5.3",
-    "SPI":""
+    "SPI":"*",
+    "adafruit/Adafruit BusIO": "1.17.1"
   }
 }
\ No newline at end of file