diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index d4f67ee..3d730e0 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -129,7 +129,7 @@ jobs:
     - name: Set fail level for pull request
       if: ${{ github.event_name == 'pull_request' }}
       run:
-        echo "FAIL_LEVEL=warn" >> "$GITHUB_ENV"
+        echo "FAIL_LEVEL=error" >> "$GITHUB_ENV"
     - name: Set fail level for merge
       if: ${{ github.event_name != 'pull_request' }}
       run:
diff --git a/tools/base_model_trainer.py b/tools/base_model_trainer.py
index 1b1104c..2f3a689 100644
--- a/tools/base_model_trainer.py
+++ b/tools/base_model_trainer.py
@@ -1,6 +1,6 @@
-import os
-import logging
 import base64
+import logging
+import os
 
 import pandas as pd
 
diff --git a/tools/dashboard.py b/tools/dashboard.py
index 328b36f..7d1fad3 100644
--- a/tools/dashboard.py
+++ b/tools/dashboard.py
@@ -1,5 +1,5 @@
-from typing import Any, Dict, Optional
 import logging
+from typing import Any, Dict, Optional
 
 from pycaret.utils.generic import get_label_encoder
 
diff --git a/tools/pycaret_classification.py b/tools/pycaret_classification.py
index 9efde46..099ef1b 100644
--- a/tools/pycaret_classification.py
+++ b/tools/pycaret_classification.py
@@ -1,7 +1,9 @@
 import logging
 
 from base_model_trainer import BaseModelTrainer
+
 from pycaret.classification import ClassificationExperiment
+
 from dashboard import generate_classifier_explainer_dashboard
 
 LOG = logging.getLogger(__name__)
diff --git a/tools/pycaret_regression.py b/tools/pycaret_regression.py
index 404d196..282ab8d 100644
--- a/tools/pycaret_regression.py
+++ b/tools/pycaret_regression.py
@@ -1,7 +1,9 @@
 import logging
 
 from base_model_trainer import BaseModelTrainer
+
 from pycaret.regression import RegressionExperiment
+
 from dashboard import generate_regression_explainer_dashboard
 
 LOG = logging.getLogger(__name__)
diff --git a/tools/pycaret_train.py b/tools/pycaret_train.py
index ef667bc..1f15c8f 100644
--- a/tools/pycaret_train.py
+++ b/tools/pycaret_train.py
@@ -2,6 +2,7 @@
 import logging
 
 from pycaret_classification import ClassificationModelTrainer
+
 from pycaret_regression import RegressionModelTrainer
 
 logging.basicConfig(level=logging.DEBUG)