diff --git a/src/pip_deepfreeze/__main__.py b/src/pip_deepfreeze/__main__.py
index 05fda1b..76f9839 100644
--- a/src/pip_deepfreeze/__main__.py
+++ b/src/pip_deepfreeze/__main__.py
@@ -66,8 +66,7 @@ def sync(
         [],
         "--pre-sync-command",
         help=(
-            "Command to run before the sync operation. "
-            "Can be specified multiple times."
+            "Command to run before the sync operation. Can be specified multiple times."
         ),
     ),
     post_sync_commands: List[str] = typer.Option(
diff --git a/tests/test_fixup_direct_url.py b/tests/test_fixup_direct_url.py
index 3f518da..1f64ef1 100644
--- a/tests/test_fixup_direct_url.py
+++ b/tests/test_fixup_direct_url.py
@@ -25,11 +25,11 @@ def test_fixup_vcs_direct_url_branch_fake_commit(virtualenv_python: str) -> None
     frozen = "\n".join(pip_freeze(installer, virtualenv_python))
     assert "git+https://github.com/PyPA/pip-test-package" in frozen
     # fake commit NOT in direct_url.json
-    assert f"git+https://github.com/PyPA/pip-test-package@{'f'*40}" not in frozen
+    assert f"git+https://github.com/PyPA/pip-test-package@{'f' * 40}" not in frozen
     pip_fixup_vcs_direct_urls(virtualenv_python)
     frozen = "\n".join(pip_freeze(installer, virtualenv_python))
     # fake commit in direct_url.json
-    assert f"git+https://github.com/PyPA/pip-test-package@{'f'*40}" in frozen
+    assert f"git+https://github.com/PyPA/pip-test-package@{'f' * 40}" in frozen
 
 
 @pytest.mark.parametrize("installer", [PipInstaller(), UvpipInstaller()])