diff --git a/backend/requirements.txt b/backend/requirements.txt
index 5a9786a..14f0598 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -3,7 +3,7 @@ dotenv==0.9.9
 fastapi==0.235.3
 google-cloud-aiplatform==1.148.1
 langchain-chroma==1.1.0
-langchain-community==0.4.1
+langchain-community==0.4.2
 langchain-google-genai==4.2.2
 langchain-text-splitters==1.1.2
 pypdf==6.10.2