diff --git a/pyproject.toml b/pyproject.toml
index 72e07edb..24dde37f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,7 +38,7 @@ test = [
     "pyserial-asyncio-fast==0.13",
     "pytest==8.2.2",
     "pytest-asyncio==0.23.7",
-    "ruff==0.5.1",
+    "ruff==0.5.2",
     "tox==4.16.0",
     "types-pyserial==3.5.0.20240527"
 ]
diff --git a/requirements_test.txt b/requirements_test.txt
index 854b30ab..b93670af 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -5,7 +5,7 @@ pre-commit==3.7.1
 pyserial-asyncio-fast==0.13
 pytest-asyncio==0.23.7
 pytest==8.2.2
-ruff==0.5.1
+ruff==0.5.2
 tomli==2.0.1
 tox==4.16.0
 types-pyserial==3.5.0.20240527