diff --git a/backend/requirements.txt b/backend/requirements.txt
index 0caedc6..9b9f15d 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -1,13 +1,13 @@
-fastapi==0.115.6
+fastapi==0.141.1
 uvicorn[standard]==0.34.0
 sqlalchemy[asyncio]==2.0.36
 asyncpg==0.30.0
 alembic==1.14.0
 pydantic-settings==2.7.0
-fastapi-users[sqlalchemy]==14.0.1
+fastapi-users[sqlalchemy]==15.0.5
 openai>=1.50.0,<2.0.0
-aiosmtplib==3.0.2
-python-multipart==0.0.20
+aiosmtplib==5.1.2
+python-multipart==0.0.32
 websockets==14.1
 pgvector==0.3.6
-sentence-transformers==3.3.1
+sentence-transformers==6.0.1