diff --git a/custom_components/versatile_thermostat/config_schema.py b/custom_components/versatile_thermostat/config_schema.py
index 7dade13..9108aed 100644
--- a/custom_components/versatile_thermostat/config_schema.py
+++ b/custom_components/versatile_thermostat/config_schema.py
@@ -166,7 +166,7 @@ STEP_THERMOSTAT_VALVE = vol.Schema(  # pylint: disable=invalid-name
             ]
         ),
         vol.Optional(CONF_AC_MODE, default=False): cv.boolean,
-        vol.Optional(CONF_AUTO_REGULATION_DTEMP, default=0.5): vol.Coerce(float),
+        vol.Optional(CONF_AUTO_REGULATION_DTEMP, default=10): vol.Coerce(float),
         vol.Optional(CONF_AUTO_REGULATION_PERIOD_MIN, default=5): cv.positive_int,
     }
 )