diff --git a/src/plugin-sdk/keyed-async-queue.test.ts b/src/plugin-sdk/keyed-async-queue.test.ts
index 245a45e1461..bb0d3d13d02 100644
--- a/src/plugin-sdk/keyed-async-queue.test.ts
+++ b/src/plugin-sdk/keyed-async-queue.test.ts
@@ -100,7 +100,7 @@ describe("enqueueKeyedTask", () => {
         }),
       ).rejects.toThrow("boom");
 
-      await new Promise((resolve) => setTimeout(resolve, 0));
+      await new Promise<void>((resolve) => setImmediate(resolve));
       expect(unhandled).toStrictEqual([]);
     } finally {
       process.off("unhandledRejection", onUnhandledRejection);