diff --git a/usermods/sensors_to_mqtt/library.json b/usermods/sensors_to_mqtt/library.json
index 731f57b2b..d38c794e4 100644
--- a/usermods/sensors_to_mqtt/library.json
+++ b/usermods/sensors_to_mqtt/library.json
@@ -4,6 +4,7 @@
   "dependencies": {
     "adafruit/Adafruit BMP280 Library":"2.6.8",
     "adafruit/Adafruit CCS811 Library":"1.1.3",
-    "adafruit/Adafruit Si7021 Library":"1.5.3"
+    "adafruit/Adafruit Si7021 Library":"1.5.3",
+    "adafruit/Adafruit Unified Sensor":"^1.1.15"
   }
 }