diff --git a/tests/unit/utils/test_config.py b/tests/unit/utils/test_config.py
index b0386f18..51b5be48 100644
--- a/tests/unit/utils/test_config.py
+++ b/tests/unit/utils/test_config.py
@@ -411,7 +411,8 @@ def test_invalid_config_for_memory_cache():
       password_path: pwd123
 """,
         InvalidConfigurationError,
-        "memory conversation cache type is specified, but memory configuration is missing",
+        "memory conversation cache type is specified,"
+        " but memory configuration is missing",
     )
 
     check_expected_exception(
@@ -459,7 +460,8 @@ def test_invalid_config_for_redis_cache():
       max_entries: 1000
 """,
         InvalidConfigurationError,
-        "redis conversation cache type is specified, but redis configuration is missing",
+        "redis conversation cache type is specified,"
+        " but redis configuration is missing",
     )
 
     check_expected_exception(
diff --git a/tests/unit/utils/test_errors_parsing.py b/tests/unit/utils/test_errors_parsing.py
index 0f7f1d90..d712700b 100644
--- a/tests/unit/utils/test_errors_parsing.py
+++ b/tests/unit/utils/test_errors_parsing.py
@@ -1,4 +1,4 @@
-"""Unit Test for the Utils class."""
+"""Unit Test for the errors parsing class."""
 
 from genai.exceptions import ApiResponseException
 from httpx import Response
diff --git a/tests/unit/utils/test_pyroscope.py b/tests/unit/utils/test_pyroscope.py
index 68a97acd..c3c5e76d 100644
--- a/tests/unit/utils/test_pyroscope.py
+++ b/tests/unit/utils/test_pyroscope.py
@@ -6,7 +6,9 @@
 import pytest
 from requests.exceptions import RequestException
 
-from ols.utils.pyroscope import start_with_pyroscope_enabled
+from ols.utils.pyroscope import (
+    start_with_pyroscope_enabled,
+)
 
 
 @pytest.fixture
diff --git a/tests/unit/utils/test_redactor.py b/tests/unit/utils/test_redactor.py
index 98545c8d..9564eb04 100644
--- a/tests/unit/utils/test_redactor.py
+++ b/tests/unit/utils/test_redactor.py
@@ -30,7 +30,10 @@ def test_redact_question_image_ip(self):
             "write a deployment yaml for the mongodb image with nodeip as 1.123.0.99"
         )
         redacted_question = self.query_filter.redact("test_id", query)
-        expected_output = "write a deployment yaml for the mongodb REDACTED_image with nodeip as REDACTED_IP"  # noqa: E501
+        expected_output = (
+            "write a deployment yaml for the mongodb REDACTED_image with nodeip "
+            "as REDACTED_IP"
+        )
         assert redacted_question == expected_output
 
     def test_redact_question_mongopart_url_phone(self):