diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4a0ea82..fba890b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,12 +7,6 @@ on:
     branches: [ master ]
 
 jobs:
-  ruff:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - uses: chartboost/ruff-action@v1
-
   test:
     runs-on: ubuntu-latest
     strategy:
@@ -20,7 +14,7 @@ jobs:
         python-version: ['3.10', '3.11', '3.12']
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4
diff --git a/.github/workflows/ruff.yml b/.github/workflows/ruff.yml
new file mode 100644
index 0000000..fbc1ea5
--- /dev/null
+++ b/.github/workflows/ruff.yml
@@ -0,0 +1,9 @@
+name: Ruff
+on: [push, pull_request]
+jobs:
+  ruff:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: astral-sh/ruff-action@v1.1.0
+      
\ No newline at end of file
diff --git a/tests/test_evaluation.py b/tests/test_evaluation.py
index 29dc68a..b6cf88c 100644
--- a/tests/test_evaluation.py
+++ b/tests/test_evaluation.py
@@ -12,6 +12,7 @@
 def classic_test_data():
     return pd.read_parquet("tests/test_assets/val_3_eras.parquet")
 
+
 @pytest.fixture
 def create_signals_sample_data():
     instances = []
@@ -60,6 +61,7 @@ def create_signals_sample_data():
             )
     return pd.DataFrame(instances)
 
+
 BASE_STATS_COLS = ["target", "mean", "std", "sharpe", "apy", "max_drawdown", "calmar_ratio"]
 MAIN_CLASSIC_STATS_COLS = BASE_STATS_COLS + [
     "autocorrelation",