diff --git a/index.js b/index.js
index 8dcbdae..2f0066e 100644
--- a/index.js
+++ b/index.js
@@ -32,7 +32,7 @@ function TemperatureAccessory(log, config) {
           if (!err) {
             this.service
               .getCharacteristic(Characteristic.CurrentTemperature)
-              .updateValue(value);
+              .updateValue(value + this.offsetC);
           }
         }.bind(this));
       }.bind(this),