diff --git a/app/tests/conftest.py b/app/tests/conftest.py
index 884af93f..35cb4663 100644
--- a/app/tests/conftest.py
+++ b/app/tests/conftest.py
@@ -3,7 +3,6 @@
 
 """Fixtures for github runner image builder app."""
 
-
 from pytest import Parser
 
 
diff --git a/app/tests/integration/conftest.py b/app/tests/integration/conftest.py
index 1c3fa53f..36ffebcc 100644
--- a/app/tests/integration/conftest.py
+++ b/app/tests/integration/conftest.py
@@ -2,6 +2,7 @@
 # See LICENSE file for licensing details.
 
 """Fixtures for github runner image builder integration tests."""
+
 import logging
 import os
 import secrets
diff --git a/app/tests/integration/helpers.py b/app/tests/integration/helpers.py
index fb12dffc..38f11a49 100644
--- a/app/tests/integration/helpers.py
+++ b/app/tests/integration/helpers.py
@@ -382,8 +382,7 @@ def setup_aproxy(ssh_connection: SSHConnection, proxy: str) -> None:
         proxy: The hostname and port in the format of "hostname:port".
     """
     ssh_connection.run(f"/usr/bin/sudo snap set aproxy proxy={proxy} listen=:8444")
-    ssh_connection.run(
-        """/usr/bin/sudo nft -f - << EOF
+    ssh_connection.run("""/usr/bin/sudo nft -f - << EOF
 define default-ip = $(ip route get $(ip route show 0.0.0.0/0 | grep -oP 'via \\K\\S+') \
 | grep -oP 'src \\K\\S+')
 define private-ips = { 10.0.0.0/8, 127.0.0.1/8, 172.16.0.0/12, 192.168.0.0/16 }
@@ -400,8 +399,7 @@ def setup_aproxy(ssh_connection: SSHConnection, proxy: str) -> None:
         }
 }
 EOF
-"""
-    )
+""")
     # Wait for aproxy to become active.
     for _ in range(6):
         time.sleep(5)
diff --git a/app/tests/unit/test_logging.py b/app/tests/unit/test_logging.py
index d6ab7efc..326904fa 100644
--- a/app/tests/unit/test_logging.py
+++ b/app/tests/unit/test_logging.py
@@ -2,6 +2,7 @@
 # See LICENSE file for licensing details.
 
 """Unit tests for logging module."""
+
 import logging as logging_module
 from pathlib import Path
 from unittest.mock import MagicMock
diff --git a/src/charm.py b/src/charm.py
index 51c22d9d..035f6e93 100755
--- a/src/charm.py
+++ b/src/charm.py
@@ -4,6 +4,7 @@
 # See LICENSE file for licensing details.
 
 """Entrypoint for GithubRunnerImageBuilder charm."""
+
 import json
 import logging
 
@@ -193,8 +194,7 @@ def _setup_builder(self) -> None:
     def _setup_logrotate(self) -> None:
         """Set up the log rotation for image-builder application."""
         APP_LOGROTATE_CONFIG_PATH.write_text(
-            dedent(
-                f"""\
+            dedent(f"""\
                     {str(LOG_FILE_PATH.absolute())} {{
                         weekly
                         rotate 3
@@ -202,8 +202,7 @@ def _setup_logrotate(self) -> None:
                         delaycompress
                         missingok
                     }}
-                """
-            ),
+                """),
             encoding="utf-8",
         )
         try:
diff --git a/src/pipx.py b/src/pipx.py
index abc9f49e..9eef91d4 100644
--- a/src/pipx.py
+++ b/src/pipx.py
@@ -4,7 +4,6 @@
 
 """Module handling interactions with pipx."""
 
-
 # Code is abstracting process interactions and is currently tested in integration tests.
 
 import logging
diff --git a/tests/conftest.py b/tests/conftest.py
index 3e7eccbc..96f5e0d2 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -3,7 +3,6 @@
 
 """Fixtures for github runner charm."""
 
-
 from pytest import Parser
 
 
diff --git a/tests/integration/conftest.py b/tests/integration/conftest.py
index 2159c58d..96bc13c9 100644
--- a/tests/integration/conftest.py
+++ b/tests/integration/conftest.py
@@ -2,6 +2,7 @@
 # See LICENSE file for licensing details.
 
 """Fixtures for github runner charm integration tests."""
+
 import functools
 import json
 import logging
diff --git a/tests/integration/test_charm.py b/tests/integration/test_charm.py
index 55c42067..7a7236a9 100644
--- a/tests/integration/test_charm.py
+++ b/tests/integration/test_charm.py
@@ -4,6 +4,7 @@
 # See LICENSE file for licensing details.
 
 """Integration testing module."""
+
 import json
 import logging
 from contextlib import asynccontextmanager
diff --git a/tests/unit/test_builder.py b/tests/unit/test_builder.py
index aa11513f..a6f7f586 100644
--- a/tests/unit/test_builder.py
+++ b/tests/unit/test_builder.py
@@ -255,9 +255,7 @@ def test_install_clouds_yaml_not_exists(monkeypatch: pytest.MonkeyPatch, tmp_pat
     )
 
     contents = test_path.read_text(encoding="utf-8")
-    assert (
-        contents
-        == f"""clouds:
+    assert contents == f"""clouds:
   test:
     auth:
       auth_url: test-url
@@ -267,7 +265,6 @@ def test_install_clouds_yaml_not_exists(monkeypatch: pytest.MonkeyPatch, tmp_pat
       user_domain_name: test_domain
       username: test-user
 """
-    )
 
 
 def test_install_clouds_yaml_unchanged(monkeypatch: pytest.MonkeyPatch, tmp_path: Path):
@@ -300,9 +297,7 @@ def test_install_clouds_yaml_unchanged(monkeypatch: pytest.MonkeyPatch, tmp_path
     builder.install_clouds_yaml(cloud_config=test_config)
 
     contents = test_path.read_text(encoding="utf-8")
-    assert (
-        contents
-        == f"""clouds:
+    assert contents == f"""clouds:
   test:
     auth:
       auth_url: test-url
@@ -312,7 +307,6 @@ def test_install_clouds_yaml_unchanged(monkeypatch: pytest.MonkeyPatch, tmp_path
       user_domain_name: test_domain
       username: test-user
 """
-    )
 
 
 @pytest.mark.parametrize(
diff --git a/tests/unit/test_charm.py b/tests/unit/test_charm.py
index eb4eb18d..a0a06104 100644
--- a/tests/unit/test_charm.py
+++ b/tests/unit/test_charm.py
@@ -2,6 +2,7 @@
 # See LICENSE file for licensing details.
 
 """Unit tests for charm module."""
+
 import secrets
 
 # We're monkeypatching the subprocess module for testing