diff --git a/src/google/adk/runners.py b/src/google/adk/runners.py
index 45d0c81c..bcf29839 100644
--- a/src/google/adk/runners.py
+++ b/src/google/adk/runners.py
@@ -17,14 +17,12 @@ from __future__ import annotations
 import asyncio
 import logging
 import queue
-import time
 from typing import Any
 from typing import AsyncGenerator
 from typing import Callable
 from typing import Generator
 from typing import List
 from typing import Optional
-import uuid
 import warnings
 
 from google.genai import types