diff --git a/homeassistant/components/airzone/climate.py b/homeassistant/components/airzone/climate.py
index 74a564fa2de..c3ba74236bd 100644
--- a/homeassistant/components/airzone/climate.py
+++ b/homeassistant/components/airzone/climate.py
@@ -217,8 +217,8 @@ class AirzoneClimate(AirzoneZoneEntity, ClimateEntity):
         if ATTR_TEMPERATURE in kwargs:
             params[API_SET_POINT] = kwargs[ATTR_TEMPERATURE]
         if ATTR_TARGET_TEMP_LOW in kwargs and ATTR_TARGET_TEMP_HIGH in kwargs:
-            params[API_COOL_SET_POINT] = kwargs[ATTR_TARGET_TEMP_LOW]
-            params[API_HEAT_SET_POINT] = kwargs[ATTR_TARGET_TEMP_HIGH]
+            params[API_COOL_SET_POINT] = kwargs[ATTR_TARGET_TEMP_HIGH]
+            params[API_HEAT_SET_POINT] = kwargs[ATTR_TARGET_TEMP_LOW]
         await self._async_update_hvac_params(params)
 
     @callback
@@ -248,8 +248,8 @@ class AirzoneClimate(AirzoneZoneEntity, ClimateEntity):
             self._attr_fan_mode = self._speeds.get(self.get_airzone_value(AZD_SPEED))
         if self.supported_features & ClimateEntityFeature.TARGET_TEMPERATURE_RANGE:
             self._attr_target_temperature_high = self.get_airzone_value(
-                AZD_HEAT_TEMP_SET
-            )
-            self._attr_target_temperature_low = self.get_airzone_value(
                 AZD_COOL_TEMP_SET
             )
+            self._attr_target_temperature_low = self.get_airzone_value(
+                AZD_HEAT_TEMP_SET
+            )
diff --git a/tests/components/airzone/test_climate.py b/tests/components/airzone/test_climate.py
index 591584da10b..94bea0a5e07 100644
--- a/tests/components/airzone/test_climate.py
+++ b/tests/components/airzone/test_climate.py
@@ -615,5 +615,5 @@ async def test_airzone_climate_set_temp_range(hass: HomeAssistant) -> None:
         )
 
     state = hass.states.get("climate.dkn_plus")
-    assert state.attributes.get(ATTR_TARGET_TEMP_HIGH) == 25.0
-    assert state.attributes.get(ATTR_TARGET_TEMP_LOW) == 20.0
+    assert state.attributes.get(ATTR_TARGET_TEMP_HIGH) == 20.0
+    assert state.attributes.get(ATTR_TARGET_TEMP_LOW) == 25.0