diff --git a/linter-requirements.txt b/linter-requirements.txt
index 8c7dd7d6e5..744904fbc2 100644
--- a/linter-requirements.txt
+++ b/linter-requirements.txt
@@ -1,4 +1,4 @@
-black==21.7b0
+black==22.3.0
 flake8==3.9.2
 flake8-import-order==0.18.1
 mypy==0.782
diff --git a/sentry_sdk/client.py b/sentry_sdk/client.py
index 1720993c1a..efc8799c00 100644
--- a/sentry_sdk/client.py
+++ b/sentry_sdk/client.py
@@ -451,7 +451,6 @@ class get_options(ClientConstructor, Dict[str, Any]):  # noqa: N801
     class Client(ClientConstructor, _Client):
         pass
 
-
 else:
     # Alias `get_options` for actual usage. Go through the lambda indirection
     # to throw PyCharm off of the weakly typed signature (it would otherwise
diff --git a/sentry_sdk/hub.py b/sentry_sdk/hub.py
index addca57417..22f3ff42fd 100644
--- a/sentry_sdk/hub.py
+++ b/sentry_sdk/hub.py
@@ -120,7 +120,6 @@ def _init(*args, **kwargs):
     class init(ClientConstructor, ContextManager[Any]):  # noqa: N801
         pass
 
-
 else:
     # Alias `init` for actual usage. Go through the lambda indirection to throw
     # PyCharm off of the weakly typed signature (it would otherwise discover
diff --git a/sentry_sdk/integrations/_wsgi_common.py b/sentry_sdk/integrations/_wsgi_common.py
index f4cc7672e9..4f253acc35 100644
--- a/sentry_sdk/integrations/_wsgi_common.py
+++ b/sentry_sdk/integrations/_wsgi_common.py
@@ -39,8 +39,8 @@ def request_body_within_bounds(client, content_length):
     bodies = client.options["request_bodies"]
     return not (
         bodies == "never"
-        or (bodies == "small" and content_length > 10 ** 3)
-        or (bodies == "medium" and content_length > 10 ** 4)
+        or (bodies == "small" and content_length > 10**3)
+        or (bodies == "medium" and content_length > 10**4)
     )
 
 
diff --git a/sentry_sdk/integrations/django/__init__.py b/sentry_sdk/integrations/django/__init__.py
index db90918529..7eb91887df 100644
--- a/sentry_sdk/integrations/django/__init__.py
+++ b/sentry_sdk/integrations/django/__init__.py
@@ -69,7 +69,6 @@ def is_authenticated(request_user):
         # type: (Any) -> bool
         return request_user.is_authenticated()
 
-
 else:
 
     def is_authenticated(request_user):
@@ -202,7 +201,7 @@ def _django_queryset_repr(value, hint):
             # querysets. This might be surprising to the user but it's likely
             # less annoying.
 
-            return u"<%s from %s at 0x%x>" % (
+            return "<%s from %s at 0x%x>" % (
                 value.__class__.__name__,
                 value.__module__,
                 id(value),
diff --git a/sentry_sdk/integrations/pyramid.py b/sentry_sdk/integrations/pyramid.py
index 980d56bb6f..07142254d2 100644
--- a/sentry_sdk/integrations/pyramid.py
+++ b/sentry_sdk/integrations/pyramid.py
@@ -40,7 +40,6 @@ def authenticated_userid(request):
         # type: (Request) -> Optional[Any]
         return request.authenticated_userid
 
-
 else:
     # bw-compat for pyramid < 1.5
     from pyramid.security import authenticated_userid  # type: ignore
diff --git a/sentry_sdk/integrations/wsgi.py b/sentry_sdk/integrations/wsgi.py
index 4f274fa00c..803406fb6d 100644
--- a/sentry_sdk/integrations/wsgi.py
+++ b/sentry_sdk/integrations/wsgi.py
@@ -46,7 +46,6 @@ def wsgi_decoding_dance(s, charset="utf-8", errors="replace"):
         # type: (str, str, str) -> str
         return s.decode(charset, errors)
 
-
 else:
 
     def wsgi_decoding_dance(s, charset="utf-8", errors="replace"):
diff --git a/sentry_sdk/serializer.py b/sentry_sdk/serializer.py
index 134528cd9a..e657f6b2b8 100644
--- a/sentry_sdk/serializer.py
+++ b/sentry_sdk/serializer.py
@@ -66,11 +66,11 @@
 # Can be overwritten if wanting to send more bytes, e.g. with a custom server.
 # When changing this, keep in mind that events may be a little bit larger than
 # this value due to attached metadata, so keep the number conservative.
-MAX_EVENT_BYTES = 10 ** 6
+MAX_EVENT_BYTES = 10**6
 
 MAX_DATABAG_DEPTH = 5
 MAX_DATABAG_BREADTH = 10
-CYCLE_MARKER = u"<cyclic>"
+CYCLE_MARKER = "<cyclic>"
 
 
 global_repr_processors = []  # type: List[ReprProcessor]
@@ -228,7 +228,7 @@ def _serialize_node(
             capture_internal_exception(sys.exc_info())
 
             if is_databag:
-                return u"<failed to serialize, use init(debug=True) to see error logs>"
+                return "<failed to serialize, use init(debug=True) to see error logs>"
 
             return None
         finally:
diff --git a/sentry_sdk/tracing.py b/sentry_sdk/tracing.py
index 48050350fb..1b5b65e1af 100644
--- a/sentry_sdk/tracing.py
+++ b/sentry_sdk/tracing.py
@@ -132,14 +132,17 @@ def init_span_recorder(self, maxlen):
 
     def __repr__(self):
         # type: () -> str
-        return "<%s(op=%r, description:%r, trace_id=%r, span_id=%r, parent_span_id=%r, sampled=%r)>" % (
-            self.__class__.__name__,
-            self.op,
-            self.description,
-            self.trace_id,
-            self.span_id,
-            self.parent_span_id,
-            self.sampled,
+        return (
+            "<%s(op=%r, description:%r, trace_id=%r, span_id=%r, parent_span_id=%r, sampled=%r)>"
+            % (
+                self.__class__.__name__,
+                self.op,
+                self.description,
+                self.trace_id,
+                self.span_id,
+                self.parent_span_id,
+                self.sampled,
+            )
         )
 
     def __enter__(self):
@@ -515,14 +518,17 @@ def __init__(
 
     def __repr__(self):
         # type: () -> str
-        return "<%s(name=%r, op=%r, trace_id=%r, span_id=%r, parent_span_id=%r, sampled=%r)>" % (
-            self.__class__.__name__,
-            self.name,
-            self.op,
-            self.trace_id,
-            self.span_id,
-            self.parent_span_id,
-            self.sampled,
+        return (
+            "<%s(name=%r, op=%r, trace_id=%r, span_id=%r, parent_span_id=%r, sampled=%r)>"
+            % (
+                self.__class__.__name__,
+                self.name,
+                self.op,
+                self.trace_id,
+                self.span_id,
+                self.parent_span_id,
+                self.sampled,
+            )
         )
 
     @property
diff --git a/sentry_sdk/utils.py b/sentry_sdk/utils.py
index cc519a58a7..e22f6ae065 100644
--- a/sentry_sdk/utils.py
+++ b/sentry_sdk/utils.py
@@ -161,7 +161,7 @@ def __init__(self, value):
             return
         parts = urlparse.urlsplit(text_type(value))
 
-        if parts.scheme not in (u"http", u"https"):
+        if parts.scheme not in ("http", "https"):
             raise BadDsn("Unsupported scheme %r" % parts.scheme)
         self.scheme = parts.scheme
 
@@ -280,7 +280,7 @@ def to_header(self, timestamp=None):
             rv.append(("sentry_client", self.client))
         if self.secret_key is not None:
             rv.append(("sentry_secret", self.secret_key))
-        return u"Sentry " + u", ".join("%s=%s" % (key, value) for key, value in rv)
+        return "Sentry " + ", ".join("%s=%s" % (key, value) for key, value in rv)
 
 
 class AnnotatedValue(object):
@@ -440,8 +440,7 @@ def safe_repr(value):
                 return rv
         except Exception:
             # If e.g. the call to `repr` already fails
-            return u"<broken repr>"
-
+            return "<broken repr>"
 
 else:
 
@@ -606,7 +605,6 @@ def walk_exception_chain(exc_info):
             exc_value = cause
             tb = getattr(cause, "__traceback__", None)
 
-
 else:
 
     def walk_exception_chain(exc_info):
@@ -772,7 +770,7 @@ def strip_string(value, max_length=None):
 
     if length > max_length:
         return AnnotatedValue(
-            value=value[: max_length - 3] + u"...",
+            value=value[: max_length - 3] + "...",
             metadata={
                 "len": length,
                 "rem": [["!limit", "x", max_length - 3, max_length]],
diff --git a/setup.py b/setup.py
index 9488b790ca..7db81e1308 100644
--- a/setup.py
+++ b/setup.py
@@ -39,7 +39,7 @@ def get_file_text(file_name):
     license="BSD",
     install_requires=["urllib3>=1.10.0", "certifi"],
     extras_require={
-        "flask": ["flask>=0.11", "blinker>=1.1"],
+        "flask": ["flask>=0.11,<2.1.0", "blinker>=1.1"],
         "quart": ["quart>=0.16.1", "blinker>=1.1"],
         "bottle": ["bottle>=0.12.13"],
         "falcon": ["falcon>=1.4"],
diff --git a/test-requirements.txt b/test-requirements.txt
index ea8333ca16..746b10b9b4 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -2,7 +2,7 @@ pytest<7
 pytest-forked<=1.4.0
 pytest-watch==4.2.0
 tox==3.7.0
-Werkzeug
+Werkzeug<2.1.0
 pytest-localserver==0.5.0
 pytest-cov==2.8.1
 jsonschema==3.2.0
diff --git a/tests/conftest.py b/tests/conftest.py
index 692a274d71..61f25d98ee 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -39,7 +39,6 @@
     def benchmark():
         return lambda x: x()
 
-
 else:
     del pytest_benchmark
 
diff --git a/tests/integrations/bottle/test_bottle.py b/tests/integrations/bottle/test_bottle.py
index 16aacb55c5..ec133e4d75 100644
--- a/tests/integrations/bottle/test_bottle.py
+++ b/tests/integrations/bottle/test_bottle.py
@@ -196,7 +196,7 @@ def index():
     assert len(event["request"]["data"]["foo"]) == 512
 
 
-@pytest.mark.parametrize("input_char", [u"a", b"a"])
+@pytest.mark.parametrize("input_char", ["a", b"a"])
 def test_too_large_raw_request(
     sentry_init, input_char, capture_events, app, get_client
 ):
diff --git a/tests/integrations/django/myapp/views.py b/tests/integrations/django/myapp/views.py
index cac881552c..02c67ca150 100644
--- a/tests/integrations/django/myapp/views.py
+++ b/tests/integrations/django/myapp/views.py
@@ -29,7 +29,6 @@ def rest_hello(request):
     def rest_permission_denied_exc(request):
         raise PermissionDenied("bye")
 
-
 except ImportError:
     pass
 
diff --git a/tests/integrations/django/test_basic.py b/tests/integrations/django/test_basic.py
index cc77c9a76a..6106131375 100644
--- a/tests/integrations/django/test_basic.py
+++ b/tests/integrations/django/test_basic.py
@@ -576,15 +576,15 @@ def test_template_exception(
 
     if with_executing_integration:
         assert filenames[-3:] == [
-            (u"Parser.parse", u"django.template.base"),
+            ("Parser.parse", "django.template.base"),
             (None, None),
-            (u"Parser.invalid_block_tag", u"django.template.base"),
+            ("Parser.invalid_block_tag", "django.template.base"),
         ]
     else:
         assert filenames[-3:] == [
-            (u"parse", u"django.template.base"),
+            ("parse", "django.template.base"),
             (None, None),
-            (u"invalid_block_tag", u"django.template.base"),
+            ("invalid_block_tag", "django.template.base"),
         ]
 
 
diff --git a/tests/test_client.py b/tests/test_client.py
index 9137f4115a..c8dd6955fe 100644
--- a/tests/test_client.py
+++ b/tests/test_client.py
@@ -496,7 +496,9 @@ def test_scope_initialized_before_client(sentry_init, capture_events):
 def test_weird_chars(sentry_init, capture_events):
     sentry_init()
     events = capture_events()
+    # fmt: off
     capture_message(u"föö".encode("latin1"))
+    # fmt: on
     (event,) = events
     assert json.loads(json.dumps(event)) == event
 
@@ -812,7 +814,7 @@ def __repr__(self):
     "dsn",
     [
         "http://894b7d594095440f8dfea9b300e6f572@localhost:8000/2",
-        u"http://894b7d594095440f8dfea9b300e6f572@localhost:8000/2",
+        "http://894b7d594095440f8dfea9b300e6f572@localhost:8000/2",
     ],
 )
 def test_init_string_types(dsn, sentry_init):
diff --git a/tests/test_serializer.py b/tests/test_serializer.py
index 1cc20c4b4a..f5ecc7560e 100644
--- a/tests/test_serializer.py
+++ b/tests/test_serializer.py
@@ -50,7 +50,9 @@ def inner(message, **kwargs):
 def test_bytes_serialization_decode(message_normalizer):
     binary = b"abc123\x80\xf0\x9f\x8d\x95"
     result = message_normalizer(binary, should_repr_strings=False)
+    # fmt: off
     assert result == u"abc123\ufffd\U0001f355"
+    # fmt: on
 
 
 @pytest.mark.xfail(sys.version_info < (3,), reason="Known safe_repr bugs in Py2.7")
diff --git a/tests/utils/test_general.py b/tests/utils/test_general.py
index 03be52ca17..b85975b4bb 100644
--- a/tests/utils/test_general.py
+++ b/tests/utils/test_general.py
@@ -31,19 +31,23 @@
     def test_safe_repr_never_broken_for_strings(x):
         r = safe_repr(x)
         assert isinstance(r, text_type)
-        assert u"broken repr" not in r
+        assert "broken repr" not in r
 
 
 def test_safe_repr_regressions():
+    # fmt: off
     assert u"лошадь" in safe_repr(u"лошадь")
+    # fmt: on
 
 
 @pytest.mark.xfail(
     sys.version_info < (3,),
     reason="Fixing this in Python 2 would break other behaviors",
 )
-@pytest.mark.parametrize("prefix", (u"", u"abcd", u"лошадь"))
+# fmt: off
+@pytest.mark.parametrize("prefix", ("", "abcd", u"лошадь"))
 @pytest.mark.parametrize("character", u"\x00\x07\x1b\n")
+# fmt: on
 def test_safe_repr_non_printable(prefix, character):
     """Check that non-printable characters are escaped"""
     string = prefix + character
@@ -129,49 +133,38 @@ def test_parse_invalid_dsn(dsn):
 
 @pytest.mark.parametrize("empty", [None, []])
 def test_in_app(empty):
-    assert (
-        handle_in_app_impl(
-            [{"module": "foo"}, {"module": "bar"}],
-            in_app_include=["foo"],
-            in_app_exclude=empty,
-        )
-        == [{"module": "foo", "in_app": True}, {"module": "bar"}]
-    )
-
-    assert (
-        handle_in_app_impl(
-            [{"module": "foo"}, {"module": "bar"}],
-            in_app_include=["foo"],
-            in_app_exclude=["foo"],
-        )
-        == [{"module": "foo", "in_app": True}, {"module": "bar"}]
-    )
-
-    assert (
-        handle_in_app_impl(
-            [{"module": "foo"}, {"module": "bar"}],
-            in_app_include=empty,
-            in_app_exclude=["foo"],
-        )
-        == [{"module": "foo", "in_app": False}, {"module": "bar", "in_app": True}]
-    )
+    assert handle_in_app_impl(
+        [{"module": "foo"}, {"module": "bar"}],
+        in_app_include=["foo"],
+        in_app_exclude=empty,
+    ) == [{"module": "foo", "in_app": True}, {"module": "bar"}]
+
+    assert handle_in_app_impl(
+        [{"module": "foo"}, {"module": "bar"}],
+        in_app_include=["foo"],
+        in_app_exclude=["foo"],
+    ) == [{"module": "foo", "in_app": True}, {"module": "bar"}]
+
+    assert handle_in_app_impl(
+        [{"module": "foo"}, {"module": "bar"}],
+        in_app_include=empty,
+        in_app_exclude=["foo"],
+    ) == [{"module": "foo", "in_app": False}, {"module": "bar", "in_app": True}]
 
 
 def test_iter_stacktraces():
-    assert (
-        set(
-            iter_event_stacktraces(
-                {
-                    "threads": {"values": [{"stacktrace": 1}]},
-                    "stacktrace": 2,
-                    "exception": {"values": [{"stacktrace": 3}]},
-                }
-            )
+    assert set(
+        iter_event_stacktraces(
+            {
+                "threads": {"values": [{"stacktrace": 1}]},
+                "stacktrace": 2,
+                "exception": {"values": [{"stacktrace": 3}]},
+            }
         )
-        == {1, 2, 3}
-    )
+    ) == {1, 2, 3}
 
 
+# fmt: off
 @pytest.mark.parametrize(
     ("original", "base64_encoded"),
     [
@@ -191,6 +184,7 @@ def test_iter_stacktraces():
         ),
     ],
 )
+# fmt: on
 def test_successful_base64_conversion(original, base64_encoded):
     # all unicode characters should be handled correctly
     assert to_base64(original) == base64_encoded