diff --git a/src/panels/lovelace/cards/hui-thermostat-card.ts b/src/panels/lovelace/cards/hui-thermostat-card.ts
index af84967fdf..bf2ebc5d8b 100644
--- a/src/panels/lovelace/cards/hui-thermostat-card.ts
+++ b/src/panels/lovelace/cards/hui-thermostat-card.ts
@@ -24,7 +24,7 @@ import {
   compareClimateHvacModes,
   HvacMode,
 } from "../../../data/climate";
-import { UNAVAILABLE_STATES } from "../../../data/entity";
+import { UNAVAILABLE } from "../../../data/entity";
 import { HomeAssistant } from "../../../types";
 import { actionHandler } from "../common/directives/action-handler-directive";
 import { findEntities } from "../common/find-entites";
@@ -125,20 +125,21 @@ export class HuiThermostatCard extends LitElement implements LovelaceCard {
         ? stateObj.attributes.temperature
         : stateObj.attributes.min_temp;
 
-    const slider = UNAVAILABLE_STATES.includes(stateObj.state)
-      ? html` <round-slider disabled="true"></round-slider> `
-      : html`
-          <round-slider
-            .value=${targetTemp}
-            .low=${stateObj.attributes.target_temp_low}
-            .high=${stateObj.attributes.target_temp_high}
-            .min=${stateObj.attributes.min_temp}
-            .max=${stateObj.attributes.max_temp}
-            .step=${this._stepSize}
-            @value-changing=${this._dragEvent}
-            @value-changed=${this._setTemperature}
-          ></round-slider>
-        `;
+    const slider =
+      stateObj.state === UNAVAILABLE
+        ? html` <round-slider disabled="true"></round-slider> `
+        : html`
+            <round-slider
+              .value=${targetTemp}
+              .low=${stateObj.attributes.target_temp_low}
+              .high=${stateObj.attributes.target_temp_high}
+              .min=${stateObj.attributes.min_temp}
+              .max=${stateObj.attributes.max_temp}
+              .step=${this._stepSize}
+              @value-changing=${this._dragEvent}
+              @value-changed=${this._setTemperature}
+            ></round-slider>
+          `;
 
     const currentTemperature = !isNaN(stateObj.attributes.current_temperature)
       ? svg`
@@ -322,7 +323,7 @@ export class HuiThermostatCard extends LitElement implements LovelaceCard {
   }
 
   private _getSetTemp(stateObj: HassEntity) {
-    if (UNAVAILABLE_STATES.includes(stateObj.state)) {
+    if (stateObj.state === UNAVAILABLE) {
       return this.hass!.localize("state.default.unavailable");
     }