diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index a591618..4abcc29 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,6 @@
 repos:
 -   repo: https://github.com/psf/black-pre-commit-mirror
-    rev: 25.12.0
+    rev: 26.1.0
     hooks:
     -   id: black
         args: [--safe, --quiet]
diff --git a/tests/test_http.py b/tests/test_http.py
index 11902fd..b603eb0 100644
--- a/tests/test_http.py
+++ b/tests/test_http.py
@@ -10,7 +10,6 @@
 from pytest_localserver import http
 from pytest_localserver import plugin
 
-
 # define test fixture here again in order to run tests without having to
 # install the plugin anew every single time
 httpserver = plugin.httpserver
@@ -304,17 +303,13 @@ def test_httpserver_init_failure_no_stderr_during_cleanup(tmp_path):
 
     script_path = tmp_path.joinpath("script.py")
 
-    script_path.write_text(
-        textwrap.dedent(
-            """
+    script_path.write_text(textwrap.dedent("""
         from pytest_localserver import http
         from unittest.mock import patch
 
         with patch("pytest_localserver.http.make_server", side_effect=RuntimeError("init failure")):
             server = http.ContentServer()
-    """
-        )
-    )
+    """))
 
     result = subprocess.run([sys.executable, str(script_path)], stderr=subprocess.PIPE)
 
diff --git a/tests/test_https.py b/tests/test_https.py
index d66450b..4647441 100644
--- a/tests/test_https.py
+++ b/tests/test_https.py
@@ -4,7 +4,6 @@
 from pytest_localserver import https
 from pytest_localserver import plugin
 
-
 # define test fixture here again in order to run tests without having to
 # install the plugin anew every single time
 httpsserver = plugin.httpsserver
diff --git a/tests/test_smtp.py b/tests/test_smtp.py
index 7fc3882..77e2f6e 100644
--- a/tests/test_smtp.py
+++ b/tests/test_smtp.py
@@ -9,7 +9,6 @@
 
 from pytest_localserver import plugin
 
-
 smtp = pytest.importorskip("pytest_localserver.smtp")