diff --git a/backend/requirements.txt b/backend/requirements.txt
index b7e35c7..b04adaa 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -3,7 +3,7 @@ fastapi>=0.136.1
 uvicorn>=0.46.0
 pydantic>=2.13.4
 python-dotenv>=1.2.2
-SQLAlchemy>=2.0.0
+SQLAlchemy>=2.0.51
 psycopg2-binary>=2.9.12
 anthropic>=0.101.0
 sentence-transformers>=5.4.1