diff --git a/tests/test_pregel_async.py b/tests/test_pregel_async.py
index 4ea0335b2..692b51e73 100644
--- a/tests/test_pregel_async.py
+++ b/tests/test_pregel_async.py
@@ -8,16 +8,14 @@ from typing import (
     AsyncGenerator,
     AsyncIterator,
     Generator,
-    Iterator,
     Optional,
     TypedDict,
     Union,
 )
 from uuid import UUID
 
-from langchain_core.runnables.config import RunnableConfig
 import pytest
-from langchain_core.runnables import Runnable, RunnableLambda, RunnablePassthrough
+from langchain_core.runnables import RunnableLambda, RunnablePassthrough
 from pytest_mock import MockerFixture
 
 from langgraph.channels.base import InvalidUpdateError