diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 8c47b5576..796ba177b 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -5,7 +5,7 @@ repos:
     -   id: black
         args: [--safe, --quiet]
 -   repo: https://github.com/asottile/blacken-docs
-    rev: v1.0.0
+    rev: v1.6.0
     hooks:
     -   id: blacken-docs
         additional_dependencies: [black==19.10b0]
diff --git a/src/_pytest/mark/__init__.py b/src/_pytest/mark/__init__.py
index dab0cf149..36245c25a 100644
--- a/src/_pytest/mark/__init__.py
+++ b/src/_pytest/mark/__init__.py
@@ -27,10 +27,10 @@ def param(*values, **kw):
 
     .. code-block:: python
 
-        @pytest.mark.parametrize("test_input,expected", [
-            ("3+5", 8),
-            pytest.param("6*9", 42, marks=pytest.mark.xfail),
-        ])
+        @pytest.mark.parametrize(
+            "test_input,expected",
+            [("3+5", 8), pytest.param("6*9", 42, marks=pytest.mark.xfail),],
+        )
         def test_eval(test_input, expected):
             assert eval(test_input) == expected
 
diff --git a/src/_pytest/monkeypatch.py b/src/_pytest/monkeypatch.py
index ce1c0f651..9d802a625 100644
--- a/src/_pytest/monkeypatch.py
+++ b/src/_pytest/monkeypatch.py
@@ -117,6 +117,8 @@ class MonkeyPatch:
         .. code-block:: python
 
             import functools
+
+
             def test_partial(monkeypatch):
                 with monkeypatch.context() as m:
                     m.setattr(functools, "partial", 3)