diff --git a/libs/langgraph/langgraph/pregel/algo.py b/libs/langgraph/langgraph/pregel/algo.py
index 91a5b4181..b6ce4433d 100644
--- a/libs/langgraph/langgraph/pregel/algo.py
+++ b/libs/langgraph/langgraph/pregel/algo.py
@@ -2,7 +2,6 @@ import binascii
 import itertools
 import sys
 import threading
-import warnings
 from collections import defaultdict, deque
 from collections.abc import Iterable, Mapping, Sequence
 from copy import copy