diff --git a/backend/requirements.txt b/backend/requirements.txt
index a1eb42a..124344b 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -4,13 +4,13 @@ sqlalchemy[asyncio]>=2.0.52
 aiosqlite>=0.22.1
 asyncmy>=0.2.14
 python-dotenv>=1.2.3
-authlib>=1.7.2
+authlib>=1.8.0
 httpx>=0.28.1
 itsdangerous>=2.2.0
 python-multipart>=0.0.32
-pydantic>=2.13.4
+pydantic>=2.13.5
 pydantic-settings>=2.15.0
 redis>=8.1.0
-websockets>=17.0.1
+websockets>=17.1
 # rrdtool requires librrd-dev system package — installed in Docker only
 # pip install rrdtool  (optional, falls back to subprocess)