diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index 4643f0d..c5a7765 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -17,7 +17,7 @@ dependencies = [
 
 [project.optional-dependencies]
 dev = [
-    "ruff==0.15.0",
+    "ruff==0.15.6",
     "ty==0.0.17",
 
     "pytest==9.0.2",