diff --git a/backend/requirements.txt b/backend/requirements.txt
index 5a9786a..f9a46db 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -4,6 +4,6 @@ fastapi==0.235.3
 google-cloud-aiplatform==1.148.1
 langchain-chroma==1.1.0
 langchain-community==0.4.1
-langchain-google-genai==4.2.2
+langchain-google-genai==4.2.3
 langchain-text-splitters==1.1.2
 pypdf==6.10.2