diff --git a/pyproject.toml b/pyproject.toml
index 7dfb95a..bb1bded 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ dependencies = [
 ]
 
 [project.optional-dependencies]
-dev = ["pytest>=7.0", "pytest-cov>=4.0", "mypy>=1.0", "redis>=5.0", "ruff>=0.4"]
+dev = ["pytest>=7.0", "pytest-cov>=4.0", "mypy>=1.0", "redis>=5.0", "ruff>=0.15.18"]
 server = ["grpcio>=1.60", "grpcio-tools>=1.60", "redis>=5.0", "fastapi>=0.110", "uvicorn[standard]>=0.25", "httpx>=0.27", "pydantic>=2.0"]
 gpu = ["torch>=2.0"]
 local-llm = ["transformers>=4.35", "tokenizers>=0.15", "torch>=2.0", "sentencepiece>=0.1", "protobuf>=3.20"]
diff --git a/requirements.txt b/requirements.txt
index 80610a7..c70de43 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ rich>=13.0
 pytest>=7.0
 pytest-cov>=4.0
 mypy>=1.0
-ruff>=0.4
+ruff>=0.15.18
 redis>=5.0
 
 # Server dependencies