diff --git a/pyproject.toml b/pyproject.toml
index 1d2343c6..c60bc2c9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,11 +23,14 @@ markers = [
 select = [
     "C4",  # flake8-comprehensions
     "COM", # flake8-commas
+    "E",   # pycodestyle error
+    "F",   # pyflakes
     "I",   # isort
     "ISC", # flake8-implicit-str-concat
     "PIE", # flake8-pie
     "RUF", # Ruff-specific rules
     "UP",  # pyupgrade
+    "W",   # pycodestyle warning
 ]
 line-length = 110
 target-version = "py38"
diff --git a/tests/integration/test_aiohttp.py b/tests/integration/test_aiohttp.py
index a8d14c17..c4e3dd9e 100644
--- a/tests/integration/test_aiohttp.py
+++ b/tests/integration/test_aiohttp.py
@@ -4,12 +4,13 @@
 
 import pytest
 
+import vcr
+
 asyncio = pytest.importorskip("asyncio")
 aiohttp = pytest.importorskip("aiohttp")
 
-import vcr
 
-from .aiohttp_utils import aiohttp_app, aiohttp_request
+from .aiohttp_utils import aiohttp_app, aiohttp_request  # noqa: E402
 
 
 def run_in_loop(fn):
diff --git a/tests/integration/test_boto.py b/tests/integration/test_boto.py
index 4040b353..fcf5a440 100644
--- a/tests/integration/test_boto.py
+++ b/tests/integration/test_boto.py
@@ -1,16 +1,16 @@
-import pytest
-
-boto = pytest.importorskip("boto")
-
 from configparser import DuplicateSectionError
 
-import boto
-import boto.iam
-from boto.s3.connection import S3Connection
-from boto.s3.key import Key
+import pytest
 
 import vcr
 
+boto = pytest.importorskip("boto")
+
+import boto  # noqa
+import boto.iam  # noqa
+from boto.s3.connection import S3Connection  # noqa
+from boto.s3.key import Key  # noqa
+
 
 def test_boto_stubs(tmpdir):
     with vcr.use_cassette(str(tmpdir.join("boto-stubs.yml"))):
diff --git a/tests/integration/test_boto3.py b/tests/integration/test_boto3.py
index 02a0a03f..d1a4866f 100644
--- a/tests/integration/test_boto3.py
+++ b/tests/integration/test_boto3.py
@@ -2,15 +2,15 @@
 
 import pytest
 
-boto3 = pytest.importorskip("boto3")
+import vcr
 
-import boto3
-import botocore
+boto3 = pytest.importorskip("boto3")
 
-import vcr
+import boto3  # noqa
+import botocore  # noqa
 
 try:
-    from botocore import awsrequest
+    from botocore import awsrequest  # noqa
 
     botocore_awsrequest = True
 except ImportError:
diff --git a/tests/integration/test_httpx.py b/tests/integration/test_httpx.py
index d8539e13..afc6fbd8 100644
--- a/tests/integration/test_httpx.py
+++ b/tests/integration/test_httpx.py
@@ -2,11 +2,13 @@
 
 import pytest
 
+import vcr
+
 asyncio = pytest.importorskip("asyncio")
 httpx = pytest.importorskip("httpx")
 
-import vcr
-from vcr.stubs.httpx_stubs import HTTPX_REDIRECT_PARAM
+
+from vcr.stubs.httpx_stubs import HTTPX_REDIRECT_PARAM  # noqa: E402
 
 
 class BaseDoRequest:
diff --git a/tests/integration/test_requests.py b/tests/integration/test_requests.py
index d4622f43..493df41e 100644
--- a/tests/integration/test_requests.py
+++ b/tests/integration/test_requests.py
@@ -5,7 +5,6 @@
 import vcr
 
 requests = pytest.importorskip("requests")
-from requests.exceptions import ConnectionError  # E402
 
 
 def test_status_code(httpbin_both, tmpdir):
diff --git a/tests/integration/test_wild.py b/tests/integration/test_wild.py
index 0ae4db05..6e0df087 100644
--- a/tests/integration/test_wild.py
+++ b/tests/integration/test_wild.py
@@ -5,10 +5,10 @@
 
 import pytest
 
-requests = pytest.importorskip("requests")
-
 import vcr
 
+requests = pytest.importorskip("requests")
+
 
 def test_domain_redirect():
     """Ensure that redirects across domains are considered unique"""
diff --git a/tests/unit/test_vcr_import.py b/tests/unit/test_vcr_import.py
index ba8b53f8..3194b80a 100644
--- a/tests/unit/test_vcr_import.py
+++ b/tests/unit/test_vcr_import.py
@@ -6,10 +6,6 @@ def test_vcr_import_deprecation(recwarn):
         # Remove imported module entry if already loaded in another test
         del sys.modules["vcr"]
 
-    import vcr
+        import vcr  # noqa: F401
 
-    if sys.version_info[0] == 2:
-        assert len(recwarn) == 1
-        assert issubclass(recwarn[0].category, DeprecationWarning)
-    else:
         assert len(recwarn) == 0
diff --git a/tox.ini b/tox.ini
index 2fb5305f..d46e725f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -37,6 +37,7 @@ skipsdist = True
 commands =
     black --version
     black --check --diff .
+    ruff --version
     ruff check .
 deps =
   black
diff --git a/vcr/__init__.py b/vcr/__init__.py
index 8da5cb20..13495aac 100644
--- a/vcr/__init__.py
+++ b/vcr/__init__.py
@@ -2,7 +2,7 @@
 from logging import NullHandler
 
 from .config import VCR
-from .record_mode import RecordMode as mode  # import is not used in this file
+from .record_mode import RecordMode as mode  # noqa
 
 __version__ = "5.0.0"
 
diff --git a/vcr/patch.py b/vcr/patch.py
index 83f6361d..abe089f7 100644
--- a/vcr/patch.py
+++ b/vcr/patch.py
@@ -18,7 +18,7 @@
     from botocore.awsrequest import AWSHTTPConnection, AWSHTTPSConnection
 except ImportError as e:
     try:
-        import botocore.vendored.requests
+        import botocore.vendored.requests  # noqa: F401
     except ImportError:  # pragma: no cover
         pass
     else: