diff --git a/homeassistant/components/tessie/climate.py b/homeassistant/components/tessie/climate.py
index 8d27305cb0b..d143771ee2c 100644
--- a/homeassistant/components/tessie/climate.py
+++ b/homeassistant/components/tessie/climate.py
@@ -45,7 +45,10 @@ class TessieClimateEntity(TessieEntity, ClimateEntity):
     _attr_temperature_unit = UnitOfTemperature.CELSIUS
     _attr_hvac_modes = [HVACMode.HEAT_COOL, HVACMode.OFF]
     _attr_supported_features = (
-        ClimateEntityFeature.TARGET_TEMPERATURE | ClimateEntityFeature.PRESET_MODE
+        ClimateEntityFeature.TURN_ON
+        | ClimateEntityFeature.TURN_OFF
+        | ClimateEntityFeature.TARGET_TEMPERATURE
+        | ClimateEntityFeature.PRESET_MODE
     )
     _attr_preset_modes: list = [
         TessieClimateKeeper.OFF,