diff --git a/backend/pipeline/requirements.txt b/backend/pipeline/requirements.txt
index 425764bc76..31dfa730f9 100644
--- a/backend/pipeline/requirements.txt
+++ b/backend/pipeline/requirements.txt
@@ -1,3 +1,3 @@
-langgraph==1.2.1
+langgraph==1.2.9
 langchain-core==1.4.0
 pydantic==2.13.4