diff --git a/index.js b/index.js
index a1a7cf2..60e5c04 100644
--- a/index.js
+++ b/index.js
@@ -358,7 +358,6 @@ export class MyDurableObject {
   }
 
   async stopHeartbeat() {
-    if (!this.hbActive) return;
     this.hbActive = false;
     const ageSeconds = (this.age * HB_INTERVAL_MS) / 1000;
     this.notify(`Run ${this.rid} ended. Phase: ${this.phase}. Age: ${ageSeconds.toFixed(1)}s.`, 3, ['stop_sign']);