diff --git a/RAG/tools/evaluation/synthetic_data_generator/requirements.txt b/RAG/tools/evaluation/synthetic_data_generator/requirements.txt
index 6b311b5ec..d082127b2 100644
--- a/RAG/tools/evaluation/synthetic_data_generator/requirements.txt
+++ b/RAG/tools/evaluation/synthetic_data_generator/requirements.txt
@@ -1,4 +1,4 @@
-langchain==0.1.9
+langchain==0.3.30
 unstructured[all-docs]==0.11.2
 sentence-transformers==2.2.2
 langchain-core==0.1.29