diff --git a/libs/sdk-py/langgraph_sdk/client.py b/libs/sdk-py/langgraph_sdk/client.py
index 8d96f7129..f46525f1d 100644
--- a/libs/sdk-py/langgraph_sdk/client.py
+++ b/libs/sdk-py/langgraph_sdk/client.py
@@ -1189,7 +1189,7 @@ class ThreadsClient:
             }
         if if_exists:
             payload["if_exists"] = if_exists
-        return await self.http.post("/threads/state/batch", json=payload)
+        return await self.http.post("/threads/state/bulk", json=payload)
 
     async def get_history(
         self,