diff --git a/requirements/base.txt b/requirements/base.txt
index 614f5b0bd..e8d85dcef 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -91,7 +91,7 @@ html2text==2024.2.26
 openpyxl==3.1.5
 
 # LLM exvaluation
-langchain==0.3.8
+langchain==0.3.9
 langchain-community==0.3.8
 #langchain[llms]==0.1.5
 openai==1.56.0