diff --git a/backend/requirements.txt b/backend/requirements.txt
index 1c7bc16e..4dd55670 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -48,7 +48,7 @@ httpx==0.28.1
 aiosqlite==0.20.0
 
 # Dev tools
-ruff==0.14.14
+ruff==0.15.1
 
 # Security
 nh3>=0.2.17  # Fast HTML sanitization (binding to Rust ammonia)