diff --git a/src/components/entity/ha-state-label-badge.ts b/src/components/entity/ha-state-label-badge.ts
index c9308e48e6..1f17be363c 100644
--- a/src/components/entity/ha-state-label-badge.ts
+++ b/src/components/entity/ha-state-label-badge.ts
@@ -184,7 +184,7 @@ export class HaStateLabelBadge extends hassLocalizeLitMixin(LitElement) {
 
   private startInterval(stateObj) {
     this.clearInterval();
-    if (computeStateDomain(stateObj) === "timer") {
+    if (stateObj && computeStateDomain(stateObj) === "timer") {
       this.calculateTimerRemaining(stateObj);
 
       if (stateObj.state === "active") {