diff --git a/langgraph/pregel/reserved.py b/langgraph/pregel/reserved.py
index aa138d092..b6e66b945 100644
--- a/langgraph/pregel/reserved.py
+++ b/langgraph/pregel/reserved.py
@@ -1,4 +1,4 @@
-from enum import StrEnum
+from langgraph.utils import StrEnum
 
 
 class ReservedChannels(StrEnum):