diff --git a/src/cluster.ts b/src/cluster.ts
index dd41335..34334a5 100644
--- a/src/cluster.ts
+++ b/src/cluster.ts
@@ -550,6 +550,9 @@ export class Cluster {
           })
       }
     } finally {
+      if (this.keepAliveInterval) {
+        clearTimeout(this.keepAliveInterval)
+      }
       this.keepAliveInterval = setTimeout(() => {
         void this._keepAlive()
       }, ms('1m'))