diff --git a/publisher.py b/publisher.py
index c55d7e6..654a3d5 100644
--- a/publisher.py
+++ b/publisher.py
@@ -48,6 +48,7 @@ class WeatherSensor(Flag):
     RAIN_PROBABILITY = auto()
     SOLAR_RADIATION = auto()
     IAQ = auto()
+    IAQ_ACCURACY = auto()
     VOC = auto()
     CO2 = auto()
 
@@ -329,6 +330,8 @@ class Publisher:
             keys.append("solar_radiation")
         if WeatherSensor.IAQ in version:
             keys.append("iaq")
+        if WeatherSensor.IAQ_ACCURACY in version:
+            keys.append("iaq_acc")
         if WeatherSensor.VOC in version:
             keys.append("voc")
         if WeatherSensor.CO2 in version: