diff --git a/src/devices/thermostat.cpp b/src/devices/thermostat.cpp
index c75d885e5..efd40b5ca 100644
--- a/src/devices/thermostat.cpp
+++ b/src/devices/thermostat.cpp
@@ -993,7 +993,7 @@ void Thermostat::process_RC300Summer2(std::shared_ptr<const Telegram> telegram)
     if (hc == nullptr) {
         return;
     }
-    has_update(telegram, hc->hpsummersetmode, 0);
+    has_update(telegram, hc->hpoperatingmode, 0);
     has_update(telegram, hc->summertemp, 1);
 }
 
@@ -2350,7 +2350,7 @@ bool Thermostat::set_summermode(const char * value, const int8_t id) {
     uint8_t set = 0xFF;
 
     if (is_fetch(summer2_typeids[hc->hc()])) {
-        if (!Helpers::value2enum(value, set, FL_(enum_hpsummermode))) {
+        if (!Helpers::value2enum(value, set, FL_(enum_hpoperatingmode))) {
             return false;
         }
         write_command(summer2_typeids[hc->hc()], 0, set, summer2_typeids[hc->hc()]);
@@ -3836,7 +3836,7 @@ void Thermostat::register_device_values_hc(std::shared_ptr<Thermostat::HeatingCi
         register_device_value(
             tag, &hc->summersetmode, DeviceValueType::ENUM, FL_(enum_summermode), FL_(summersetmode), DeviceValueUOM::NONE, MAKE_CF_CB(set_summermode));
         register_device_value(
-            tag, &hc->hpsummersetmode, DeviceValueType::ENUM, FL_(enum_hpsummermode), FL_(hpsummersetmode), DeviceValueUOM::NONE, MAKE_CF_CB(set_summermode));
+            tag, &hc->hpoperatingmode, DeviceValueType::ENUM, FL_(enum_hpoperatingmode), FL_(hpoperatingmode), DeviceValueUOM::NONE, MAKE_CF_CB(set_summermode));
         register_device_value(tag, &hc->summermode, DeviceValueType::ENUM, FL_(enum_summer), FL_(summermode), DeviceValueUOM::NONE);
         register_device_value(
             tag, &hc->controlmode, DeviceValueType::ENUM, FL_(enum_controlmode), FL_(controlmode), DeviceValueUOM::NONE, MAKE_CF_CB(set_controlmode));
diff --git a/src/devices/thermostat.h b/src/devices/thermostat.h
index e5d1a47f7..2fde27634 100644
--- a/src/devices/thermostat.h
+++ b/src/devices/thermostat.h
@@ -55,7 +55,7 @@ class Thermostat : public EMSdevice {
         int8_t  offsettemp;  // heating curve offest temp at roomtemp signed!
         uint8_t manualtemp;
         uint8_t summersetmode;
-        uint8_t hpsummersetmode;
+        uint8_t hpoperatingmode;
         uint8_t roominfluence;
         uint8_t roominfl_factor;
         int16_t curroominfl;
diff --git a/src/locale_DE.h b/src/locale_DE.h
index b0d93a781..a57e54abc 100644
--- a/src/locale_DE.h
+++ b/src/locale_DE.h
@@ -364,7 +364,7 @@ MAKE_PSTR_LIST(enum_wwMode2, F_(off), F_(on), F_(auto))
 MAKE_PSTR_LIST(enum_wwMode3, F_(on), F_(off), F_(auto))
 MAKE_PSTR_LIST(enum_heatingtype, F_(off), F_(radiator), F_(convector), F_(floor))
 MAKE_PSTR_LIST(enum_summermode, F_(summer), F_(auto), F_(winter))
-MAKE_PSTR_LIST(enum_hpsummermode, F_(off), F_(auto), F("heizen"), F("kühlen"))
+MAKE_PSTR_LIST(enum_hpoperatingmode, F_(off), F_(auto), F("heizen"), F("kühlen"))
 MAKE_PSTR_LIST(enum_summer, F_(winter), F_(summer))
 
 MAKE_PSTR_LIST(enum_mode, F_(manual), F_(auto))                      // RC100, RC300, RC310
@@ -650,7 +650,7 @@ MAKE_PSTR_LIST(nofrosttemp, F("nofrosttemp"), F("Frostschutztemperatur"))
 MAKE_PSTR_LIST(targetflowtemp, F("targetflowtemp"), F("berechnete Flusstemperatur"))
 MAKE_PSTR_LIST(heatingtype, F("heatingtype"), F("Heizungstyp"))
 MAKE_PSTR_LIST(summersetmode, F("summersetmode"), F("Einstellung Sommerbetrieb"))
-MAKE_PSTR_LIST(hpsummersetmode, F("hpsummersetmode"), F("Wärmepumpe Sommerbetrieb"))
+MAKE_PSTR_LIST(hpoperatingmode, F("hpoperatingmode"), F("Wärmepumpe Betriebsmodus"))
 MAKE_PSTR_LIST(controlmode, F("controlmode"), F("Kontrollmodus"))
 MAKE_PSTR_LIST(control, F("control"), F("Fernsteuerung"))
 MAKE_PSTR_LIST(holidays, F("holidays"), F("holiday dates"))
diff --git a/src/locale_EN.h b/src/locale_EN.h
index 67d5063b7..938d5f912 100644
--- a/src/locale_EN.h
+++ b/src/locale_EN.h
@@ -364,7 +364,7 @@ MAKE_PSTR_LIST(enum_wwMode2, F_(off), F_(on), F_(auto))
 MAKE_PSTR_LIST(enum_wwMode3, F_(on), F_(off), F_(auto))
 MAKE_PSTR_LIST(enum_heatingtype, F_(off), F_(radiator), F_(convector), F_(floor))
 MAKE_PSTR_LIST(enum_summermode, F_(summer), F_(auto), F_(winter))
-MAKE_PSTR_LIST(enum_hpsummermode, F_(off), F_(auto), F("heating"), F("cooling"))
+MAKE_PSTR_LIST(enum_hpoperatingmode, F_(off), F_(auto), F("heating"), F("cooling"))
 MAKE_PSTR_LIST(enum_summer, F_(winter), F_(summer))
 
 MAKE_PSTR_LIST(enum_mode, F_(manual), F_(auto))                      // RC100, RC300, RC310
@@ -639,7 +639,7 @@ MAKE_PSTR_LIST(nofrosttemp, F("nofrosttemp"), F("nofrost temperature"))
 MAKE_PSTR_LIST(targetflowtemp, F("targetflowtemp"), F("target flow temperature"))
 MAKE_PSTR_LIST(heatingtype, F("heatingtype"), F("heating type"))
 MAKE_PSTR_LIST(summersetmode, F("summersetmode"), F("set summer mode"))
-MAKE_PSTR_LIST(hpsummersetmode, F("hpsummersetmode"), F("heatpump summer mode"))
+MAKE_PSTR_LIST(hpoperatingmode, F("hpoperatingmode"), F("heatpump operating mode"))
 MAKE_PSTR_LIST(controlmode, F("controlmode"), F("control mode"))
 MAKE_PSTR_LIST(control, F("control"), F("control device"))
 MAKE_PSTR_LIST(holidays, F("holidays"), F("holiday dates"))