diff --git a/extensions/slack/src/monitor.tool-result.test.ts b/extensions/slack/src/monitor.tool-result.test.ts
index 242dfab011d..da587d382d2 100644
--- a/extensions/slack/src/monitor.tool-result.test.ts
+++ b/extensions/slack/src/monitor.tool-result.test.ts
@@ -267,7 +267,6 @@ describe("monitorSlackProvider tool results", () => {
         channel_type: "channel",
       }),
     });
-    await new Promise((resolve) => setTimeout(resolve, 0));
     await flush();
   }