diff --git a/companion/src/firmwares/opentx/opentxeeprom.cpp b/companion/src/firmwares/opentx/opentxeeprom.cpp
index 63fc7f855..02fe14c1d 100644
--- a/companion/src/firmwares/opentx/opentxeeprom.cpp
+++ b/companion/src/firmwares/opentx/opentxeeprom.cpp
@@ -2878,7 +2878,7 @@ class SensorField: public TransformedField {
         _instance = sensor.formula;
         if (sensor.formula == SensorData::TELEM_FORMULA_CELL)
           _param = (sensor.source) + (sensor.index << 8);
-        else if (sensor.formula == SensorData::TELEM_FORMULA_ADD || sensor.formula == SensorData::TELEM_FORMULA_MULTIPLY || sensor.formula == SensorData::TELEM_FORMULA_MIN || sensor.formula == SensorData::TELEM_FORMULA_MAX)
+        else if (sensor.formula == SensorData::TELEM_FORMULA_ADD || sensor.formula == SensorData::TELEM_FORMULA_AVERAGE || sensor.formula == SensorData::TELEM_FORMULA_MULTIPLY || sensor.formula == SensorData::TELEM_FORMULA_MIN || sensor.formula == SensorData::TELEM_FORMULA_MAX)
           _param = ((uint8_t)sensor.sources[0]) + ((uint8_t)sensor.sources[1] << 8) + ((uint8_t)sensor.sources[2] << 16) + ((uint8_t)sensor.sources[3] << 24);
         else if (sensor.formula == SensorData::TELEM_FORMULA_DIST)
           _param = (sensor.gps) + (sensor.alt << 8);
@@ -2900,7 +2900,7 @@ class SensorField: public TransformedField {
         sensor.formula = _instance;
         if (sensor.formula == SensorData::TELEM_FORMULA_CELL)
           (sensor.source = _sources[0], sensor.index = _sources[1]);
-        else if (sensor.formula == SensorData::TELEM_FORMULA_ADD || sensor.formula == SensorData::TELEM_FORMULA_MULTIPLY || sensor.formula == SensorData::TELEM_FORMULA_MIN || sensor.formula == SensorData::TELEM_FORMULA_MAX)
+        else if (sensor.formula == SensorData::TELEM_FORMULA_ADD || sensor.formula == SensorData::TELEM_FORMULA_AVERAGE || sensor.formula == SensorData::TELEM_FORMULA_MULTIPLY || sensor.formula == SensorData::TELEM_FORMULA_MIN || sensor.formula == SensorData::TELEM_FORMULA_MAX)
           for (int i=0; i<4; ++i)
             sensor.sources[i] = _sources[i];
         else if (sensor.formula == SensorData::TELEM_FORMULA_DIST)