diff --git a/5gprod/requirements.txt b/5gprod/requirements.txt
index c272762..71b1669 100644
--- a/5gprod/requirements.txt
+++ b/5gprod/requirements.txt
@@ -3,7 +3,7 @@ numpy>=2.5.1
 scikit-learn>=1.9.0
 python-dotenv>=1.2.2
 langchain>=1.3.14
-langchain_openai>=1.4.1
+langchain_openai>=1.6.0
 langchain_community>=0.4.2
 faiss-cpu>=1.15.0
 openai>=2.53.0