diff --git a/AquaMQTT/src/task/MQTTTask.cpp b/AquaMQTT/src/task/MQTTTask.cpp
index 169ef50..6159085 100644
--- a/AquaMQTT/src/task/MQTTTask.cpp
+++ b/AquaMQTT/src/task/MQTTTask.cpp
@@ -1470,23 +1470,22 @@ void MQTTTask::publishFiltered(
 
     if (message->hasAttr(attribute))
     {
-        float hotWaterTempRaw       = message->getAttr(attribute);
+        float rawValue              = message->getAttr(attribute);
         auto  previousFilteredValue = mFilteredValue;
-        mFilteredValue              = filter.updateEstimate(hotWaterTempRaw);
+        mFilteredValue              = std::round(filter.updateEstimate(rawValue) * 10.0f) / 10.0f;
 
         if (fullUpdate)
         {
             publishFloat(
                     MAIN_SUBTOPIC,
                     topic,
-                    config::MQTT_FILTER_TEMPERATURE_NOISE ? mFilteredValue : hotWaterTempRaw);
+                    config::MQTT_FILTER_TEMPERATURE_NOISE ? mFilteredValue : rawValue);
         }
         else if (!config::MQTT_FILTER_TEMPERATURE_NOISE && message->hasChanged(attribute))
         {
-            publishFloat(MAIN_SUBTOPIC, topic, hotWaterTempRaw);
+            publishFloat(MAIN_SUBTOPIC, topic, rawValue);
         }
-        // FIXME: this is broken
-        else if (config::MQTT_FILTER_TEMPERATURE_NOISE/* && (std::fabs(previousFilteredValue - mFilteredValue) >= 0.01)*/)
+        else if (config::MQTT_FILTER_TEMPERATURE_NOISE && previousFilteredValue != mFilteredValue)
         {
             publishFloat(MAIN_SUBTOPIC, topic, mFilteredValue);
         }