diff --git a/src/state-control/climate/ha-state-control-climate-temperature.ts b/src/state-control/climate/ha-state-control-climate-temperature.ts
index 0975b1bd99..7d074b2e4e 100644
--- a/src/state-control/climate/ha-state-control-climate-temperature.ts
+++ b/src/state-control/climate/ha-state-control-climate-temperature.ts
@@ -412,9 +412,7 @@ export class HaStateControlClimateTemperature extends LitElement {
 
     return html`
       <div
-        class="container${classMap({
-          [this._sizeController.value ?? ""]: true,
-        })}"
+        class="container${containerSizeClass}"
         style=${styleMap({
           "--state-color": stateColor,
         })}