diff --git a/src/panels/lovelace/header-footer/hui-graph-header-footer.ts b/src/panels/lovelace/header-footer/hui-graph-header-footer.ts
index f2264a3056..12dbbfdcaf 100644
--- a/src/panels/lovelace/header-footer/hui-graph-header-footer.ts
+++ b/src/panels/lovelace/header-footer/hui-graph-header-footer.ts
@@ -186,10 +186,10 @@ export class HuiGraphHeaderFooter
   }
 
   private _unsubscribeHistoryTimeWindow() {
+    clearInterval(this._interval);
     if (!this._subscribed) {
       return;
     }
-    clearInterval(this._interval);
     this._subscribed.then((unsubscribe) => {
       if (unsubscribe) {
         unsubscribe();