diff --git a/homeassistant/components/smartthings/climate.py b/homeassistant/components/smartthings/climate.py
index 656a198f42b..4c2afa45b7f 100644
--- a/homeassistant/components/smartthings/climate.py
+++ b/homeassistant/components/smartthings/climate.py
@@ -162,6 +162,8 @@ def get_capabilities(capabilities: Sequence[str]) -> Sequence[str] | None:
 class SmartThingsThermostat(SmartThingsEntity, ClimateEntity):
     """Define a SmartThings climate entities."""
 
+    _enable_turn_on_off_backwards_compatibility = False
+
     def __init__(self, device):
         """Init the class."""
         super().__init__(device)
@@ -343,6 +345,7 @@ class SmartThingsAirConditioner(SmartThingsEntity, ClimateEntity):
     """Define a SmartThings Air Conditioner."""
 
     _hvac_modes: list[HVACMode]
+    _enable_turn_on_off_backwards_compatibility = False
 
     def __init__(self, device) -> None:
         """Init the class."""