diff --git a/src/OpenThermTask.h b/src/OpenThermTask.h
index 037f126..d357d26 100644
--- a/src/OpenThermTask.h
+++ b/src/OpenThermTask.h
@@ -1021,14 +1021,16 @@ protected:
 
       if (this->needSetHeatingTemp(convertedTemp)) {
         // Set max heating temp
-        if (this->setMaxHeatingTemp(convertedTemp)) {
-          Log.sinfoln(
-            FPSTR(L_OT_HEATING), F("Set max heating temp: %.2f (converted: %.2f)"),
-            vars.master.heating.setpointTemp, convertedTemp
-          );
+        if (settings.opentherm.options.maxTempSyncWithTargetTemp) {
+          if (this->setMaxHeatingTemp(convertedTemp)) {
+            Log.sinfoln(
+              FPSTR(L_OT_HEATING), F("Set max heating temp: %.2f (converted: %.2f)"),
+              vars.master.heating.setpointTemp, convertedTemp
+            );
 
-        } else {
-          Log.swarningln(FPSTR(L_OT_HEATING), F("Failed set max heating temp"));
+          } else {
+            Log.swarningln(FPSTR(L_OT_HEATING), F("Failed set max heating temp"));
+          }
         }
 
         // Set target heating temp
diff --git a/src/Settings.h b/src/Settings.h
index 8d89268..88740a4 100644
--- a/src/Settings.h
+++ b/src/Settings.h
@@ -67,6 +67,7 @@ struct Settings {
       bool dhwToCh2 = false;
       bool dhwBlocking = false;
       bool modulationSyncWithHeating = false;
+      bool maxTempSyncWithTargetTemp = true;
       bool getMinMaxTemp = true;
       bool nativeHeatingControl = false;
       bool immergasFix = false;
diff --git a/src/strings.h b/src/strings.h
index 7b5034f..08d995d 100644
--- a/src/strings.h
+++ b/src/strings.h
@@ -118,6 +118,7 @@ const char S_MAX_FREE_BLOCK[]                       PROGMEM = "maxFreeBlock";
 const char S_MAX_MODULATION[]                       PROGMEM = "maxModulation";
 const char S_MAX_POWER[]                            PROGMEM = "maxPower";
 const char S_MAX_TEMP[]                             PROGMEM = "maxTemp";
+const char S_MAX_TEMP_SYNC_WITH_TARGET_TEMP[]       PROGMEM = "maxTempSyncWithTargetTemp";
 const char S_MEMBER_ID[]                            PROGMEM = "memberId";
 const char S_MIN[]                                  PROGMEM = "min";
 const char S_MIN_FREE[]                             PROGMEM = "minFree";
diff --git a/src/utils.h b/src/utils.h
index 99c074d..6c13e62 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -388,6 +388,7 @@ void settingsToJson(const Settings& src, JsonVariant dst, bool safe = false) {
     otOptions[FPSTR(S_DHW_TO_CH2)] = src.opentherm.options.dhwToCh2;
     otOptions[FPSTR(S_DHW_BLOCKING)] = src.opentherm.options.dhwBlocking;
     otOptions[FPSTR(S_MODULATION_SYNC_WITH_HEATING)] = src.opentherm.options.modulationSyncWithHeating;
+    otOptions[FPSTR(S_MAX_TEMP_SYNC_WITH_TARGET_TEMP)] = src.opentherm.options.maxTempSyncWithTargetTemp;
     otOptions[FPSTR(S_GET_MIN_MAX_TEMP)] = src.opentherm.options.getMinMaxTemp;
     otOptions[FPSTR(S_NATIVE_HEATING_CONTROL)] = src.opentherm.options.nativeHeatingControl;
     otOptions[FPSTR(S_IMMERGAS_FIX)] = src.opentherm.options.immergasFix;
@@ -821,6 +822,15 @@ bool jsonToSettings(const JsonVariantConst src, Settings& dst, bool safe = false
       }
     }
 
+    if (src[FPSTR(S_OPENTHERM)][FPSTR(S_OPTIONS)][FPSTR(S_MAX_TEMP_SYNC_WITH_TARGET_TEMP)].is<bool>()) {
+      bool value = src[FPSTR(S_OPENTHERM)][FPSTR(S_OPTIONS)][FPSTR(S_MAX_TEMP_SYNC_WITH_TARGET_TEMP)].as<bool>();
+
+      if (value != dst.opentherm.options.maxTempSyncWithTargetTemp) {
+        dst.opentherm.options.maxTempSyncWithTargetTemp = value;
+        changed = true;
+      }
+    }
+
     if (src[FPSTR(S_OPENTHERM)][FPSTR(S_OPTIONS)][FPSTR(S_GET_MIN_MAX_TEMP)].is<bool>()) {
       bool value = src[FPSTR(S_OPENTHERM)][FPSTR(S_OPTIONS)][FPSTR(S_GET_MIN_MAX_TEMP)].as<bool>();
 
diff --git a/src_data/locales/en.json b/src_data/locales/en.json
index 58239c2..1c34587 100644
--- a/src_data/locales/en.json
+++ b/src_data/locales/en.json
@@ -378,6 +378,7 @@
           "dhwToCh2": "Duplicate DHW to CH2",
           "dhwBlocking": "DHW blocking",
           "modulationSyncWithHeating": "Sync modulation with heating",
+          "maxTempSyncWithTargetTemp": "Sync max heating temp with target temp",
           "getMinMaxTemp": "Get min/max temp from boiler",
           "immergasFix": "Fix for Immergas boilers"
         },
diff --git a/src_data/locales/ru.json b/src_data/locales/ru.json
index 2757ff9..aa3bc7d 100644
--- a/src_data/locales/ru.json
+++ b/src_data/locales/ru.json
@@ -378,6 +378,7 @@
           "dhwToCh2": "Дублировать параметры ГВС в канал 2",
           "dhwBlocking": "DHW blocking",
           "modulationSyncWithHeating": "Синхронизировать модуляцию с отоплением",
+          "maxTempSyncWithTargetTemp": "Синхронизировать макс. темп. отопления с целевой темп.",
           "getMinMaxTemp": "Получать мин. и макс. температуру от котла",
           "immergasFix": "Фикс для котлов Immergas"
         },
diff --git a/src_data/pages/settings.html b/src_data/pages/settings.html
index a65420f..9c7ac49 100644
--- a/src_data/pages/settings.html
+++ b/src_data/pages/settings.html
@@ -449,6 +449,11 @@
                   <span data-i18n>settings.ot.options.modulationSyncWithHeating</span>
                 </label>
 
+                <label>
+                  <input type="checkbox" name="opentherm[options][maxTempSyncWithTargetTemp]" value="true">
+                  <span data-i18n>settings.ot.options.maxTempSyncWithTargetTemp</span>
+                </label>
+
                 <label>
                   <input type="checkbox" name="opentherm[options][getMinMaxTemp]" value="true">
                   <span data-i18n>settings.ot.options.getMinMaxTemp</span>
@@ -715,6 +720,7 @@
           setCheckboxValue("[name='opentherm[options][dhwToCh2]']", data.opentherm.options.dhwToCh2);
           setCheckboxValue("[name='opentherm[options][dhwBlocking]']", data.opentherm.options.dhwBlocking);
           setCheckboxValue("[name='opentherm[options][modulationSyncWithHeating]']", data.opentherm.options.modulationSyncWithHeating);
+          setCheckboxValue("[name='opentherm[options][maxTempSyncWithTargetTemp]']", data.opentherm.options.maxTempSyncWithTargetTemp);
           setCheckboxValue("[name='opentherm[options][getMinMaxTemp]']", data.opentherm.options.getMinMaxTemp);
           setCheckboxValue("[name='opentherm[options][nativeHeatingControl]']", data.opentherm.options.nativeHeatingControl);
           setCheckboxValue("[name='opentherm[options][immergasFix]']", data.opentherm.options.immergasFix);