diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 99300c9..2218bed 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,14 +1,14 @@
 repos:
-  - repo: https://github.com/psf/black
-    rev: 20.8b1
+  - repo: https://github.com/psf/black-pre-commit-mirror
+    rev: 26.1.0
     hooks:
       - id: black
   - repo: https://github.com/PyCQA/flake8
-    rev: "3.8.4"
+    rev: "7.3.0"
     hooks:
       - id: flake8
   - repo: https://github.com/asottile/pyupgrade
-    rev: v2.7.4
+    rev: v3.21.2
     hooks:
     - id: pyupgrade
       args: [--py36-plus]
diff --git a/reg/tests/test_docgen.py b/reg/tests/test_docgen.py
index 1c53460..48534c0 100644
--- a/reg/tests/test_docgen.py
+++ b/reg/tests/test_docgen.py
@@ -11,9 +11,7 @@ def rstrip_lines(s):
 def test_dispatch_method_class_help(capsys):
     pydoc.help(Foo)
     out, err = capsys.readouterr()
-    assert (
-        rstrip_lines(out)
-        == """\
+    assert rstrip_lines(out) == """\
 Help on class Foo in module reg.tests.fixtures.module:
 
 class Foo({builtins}.object)
@@ -35,38 +33,29 @@ class Foo({builtins}.object)
  |
  |  __weakref__
  |      list of weak references to the object (if defined)
-""".format(
-            builtins=object.__module__
-        )
-    )
+""".format(builtins=object.__module__)
 
 
 def test_dispatch_method_help(capsys):
     pydoc.help(Foo.bar)
     out, err = capsys.readouterr()
-    assert (
-        rstrip_lines(out)
-        == """\
+    assert rstrip_lines(out) == """\
 Help on function bar in module reg.tests.fixtures.module:
 
 bar(self, obj)
     Return the bar of an object.
 """
-    )
 
 
 def test_dispatch_help(capsys):
     pydoc.help(foo)
     out, err = capsys.readouterr()
-    assert (
-        rstrip_lines(out)
-        == """\
+    assert rstrip_lines(out) == """\
 Help on function foo in module reg.tests.fixtures.module:
 
 foo(obj)
     return the foo of an object.
 """
-    )
 
 
 def test_autodoc(tmpdir):
@@ -80,9 +69,7 @@ def test_autodoc(tmpdir):
     # remove it.
     app = Sphinx(root, root, root + "/build", root, "text", status=None)
     app.build()
-    assert (
-        tmpdir.join("build/contents.txt").read()
-        == """\
+    assert tmpdir.join("build/contents.txt").read() == """\
 Sample module for testing autodoc.
 
 class reg.tests.fixtures.module.Foo
@@ -101,4 +88,3 @@ class reg.tests.fixtures.module.Foo
 
    return the foo of an object.
 """
-    )