diff --git a/base/actions/actions.py b/base/actions/actions.py
index 879773a..9ac082e 100644
--- a/base/actions/actions.py
+++ b/base/actions/actions.py
@@ -173,7 +173,7 @@ def submit(
         domain: Dict[Text, Any],
     ) -> List[Dict]:
         """Define what the form has to do
-            after all required slots are filled"""
+        after all required slots are filled"""
 
         # utter submit template
         return []
@@ -516,7 +516,7 @@ def submit(
         domain: Dict[Text, Any],
     ) -> List[Dict]:
         """Define what the form has to do
-            after all required slots are filled"""
+        after all required slots are filled"""
 
         # utter submit template
         return []
@@ -796,7 +796,7 @@ async def submit(
         domain: Dict[Text, Any],
     ) -> List[Dict]:
         """Define what the form has to do
-            after all required slots are filled"""
+        after all required slots are filled"""
         data = self.get_risk_data(tracker)
         risk = utils.get_risk_level(data)
         study_a_arm = None
diff --git a/base/tests/test_forms.py b/base/tests/test_forms.py
index 59b1b58..e8b602e 100644
--- a/base/tests/test_forms.py
+++ b/base/tests/test_forms.py
@@ -245,7 +245,10 @@ async def test_validate_location_text(self):
         """
         form = HealthCheckProfileForm()
 
-        tracker = self.get_tracker_for_text_slot_with_message("location", "Cape Town",)
+        tracker = self.get_tracker_for_text_slot_with_message(
+            "location",
+            "Cape Town",
+        )
 
         events = await form.validate(CollectingDispatcher(), tracker, {})
         assert events == [
@@ -265,7 +268,10 @@ async def test_validate_location_google_places(self):
             "geometry": {"location": {"lat": 1.23, "lng": 4.56}},
         }
 
-        tracker = self.get_tracker_for_text_slot_with_message("location", "Cape Town",)
+        tracker = self.get_tracker_for_text_slot_with_message(
+            "location",
+            "Cape Town",
+        )
 
         events = await form.validate(CollectingDispatcher(), tracker, {})
         assert events == [
@@ -285,7 +291,10 @@ async def test_validate_location_google_places_no_results(self):
         form.places_lookup = utils.AsyncMock()
         form.places_lookup.return_value = None
 
-        tracker = self.get_tracker_for_text_slot_with_message("location", "Cape Town",)
+        tracker = self.get_tracker_for_text_slot_with_message(
+            "location",
+            "Cape Town",
+        )
 
         dispatcher = CollectingDispatcher()
         events = await form.validate(dispatcher, tracker, {})
@@ -308,7 +317,10 @@ async def test_validate_location_google_places_error(self):
         form.places_lookup = utils.AsyncMock()
         form.places_lookup.side_effect = Exception()
 
-        tracker = self.get_tracker_for_text_slot_with_message("location", "Cape Town",)
+        tracker = self.get_tracker_for_text_slot_with_message(
+            "location",
+            "Cape Town",
+        )
 
         dispatcher = CollectingDispatcher()
         events = await form.validate(dispatcher, tracker, {})
@@ -505,7 +517,9 @@ def test_complete_form(self):
         form = HealthCheckProfileForm()
         dispatcher = CollectingDispatcher()
         tracker = utils.get_tracker_for_slot_from_intent(
-            form, "medical_condition", "no",
+            form,
+            "medical_condition",
+            "no",
         )
         result = form.submit(dispatcher, tracker, {})
         assert result == []
@@ -608,7 +622,7 @@ async def test_submit_to_eventstore(self):
 
         assert request.called
         [(request, response)] = request.calls
-        data = json.loads(request.stream.body)
+        data = json.loads(request.content)
         assert data.pop("deduplication_id")
         assert data == {
             "province": "ZA-WC",
@@ -857,7 +871,14 @@ async def test_validate_yes_no_maybe(self):
 class TestActionSendStudyMessages:
     def get_tracker_with_slot(self, slots):
         return Tracker(
-            "default", slots, {"text": "test"}, [], False, None, {}, "action_listen",
+            "default",
+            slots,
+            {"text": "test"},
+            [],
+            False,
+            None,
+            {},
+            "action_listen",
         )
 
     @pytest.mark.asyncio
diff --git a/hh/actions/actions.py b/hh/actions/actions.py
index 759b417..e44f40e 100644
--- a/hh/actions/actions.py
+++ b/hh/actions/actions.py
@@ -361,7 +361,7 @@ async def submit(
         domain: Dict[Text, Any],
     ) -> List[Dict]:
         """Define what the form has to do
-            after all required slots are filled"""
+        after all required slots are filled"""
         return []
 
 
diff --git a/hh/tests/test_actions.py b/hh/tests/test_actions.py
index ce1b5ab..e363814 100644
--- a/hh/tests/test_actions.py
+++ b/hh/tests/test_actions.py
@@ -60,7 +60,8 @@ def test_validate_destination_province(self):
         dispatcher = CollectingDispatcher()
         response = form.validate_destination_province("1", dispatcher, tracker, {})
         self.assertEqual(
-            response, {"destination_province": "ec"},
+            response,
+            {"destination_province": "ec"},
         )
 
     def test_validate_university(self):
@@ -108,7 +109,8 @@ def test_validate_university_confirm(self):
         dispatcher = CollectingDispatcher()
         response = form.validate_university_confirm("1", dispatcher, tracker, {})
         self.assertEqual(
-            response, {"university_confirm": "AFDA", "campus_list": "*1.* Cenral"},
+            response,
+            {"university_confirm": "AFDA", "campus_list": "*1.* Cenral"},
         )
 
     def test_validate_campus(self):
@@ -126,7 +128,8 @@ def test_validate_campus(self):
         dispatcher = CollectingDispatcher()
         response = form.validate_campus("1", dispatcher, tracker, {})
         self.assertEqual(
-            response, {"campus": "Cenral"},
+            response,
+            {"campus": "Cenral"},
         )
 
     @patch("hh.actions.actions.CollectingDispatcher.utter_message")
@@ -145,7 +148,8 @@ def test_validate_vaccine_uptake(self, mock_utter):
         dispatcher = CollectingDispatcher()
         response = form.validate_vaccine_uptake("3", dispatcher, tracker, {})
         self.assertEqual(
-            response, {"vaccine_uptake": "NOT"},
+            response,
+            {"vaccine_uptake": "NOT"},
         )
         mock_utter.assert_called_once_with(template="utter_not_vaccinated")
 
@@ -466,7 +470,16 @@ async def test_assign_study_b_arm(self):
         }
         events = await action.run(
             dispatcher,
-            Tracker("27820001001", {}, {}, [], False, None, {}, "action_listen",),
+            Tracker(
+                "27820001001",
+                {},
+                {},
+                [],
+                False,
+                None,
+                {},
+                "action_listen",
+            ),
             {},
         )
         assert SlotSet("start_time", "2022-03-09T07:33:29.046948Z") in events
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 99642d4..8f52a11 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,4 +1,4 @@
-black==19.10b0
+black==22.12.0
 click==8.0.2
 isort==4.3.21
 mypy==0.780
@@ -6,4 +6,4 @@ flake8==3.8.3
 pytest==5.4.3
 pytest-cov==2.10.0
 pytest-asyncio==0.14.0
-respx==0.8.2
+respx==0.8.1
diff --git a/requirements.txt b/requirements.txt
index c34228e..4b1f2b8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,137 +1,5 @@
-absl-py==0.9.0
-aiofiles==0.5.0
-aiohttp==3.6.2
-APScheduler==3.6.3
-astor==0.8.1
-async-generator==1.10
-async-lru==1.0.2
-async-timeout==3.0.1
-asyncpg==0.21.0
-attrs==19.3.0
-boto3==1.13.11
-botocore==1.16.11
-cachetools==4.1.0
-certifi==2020.4.5.1
-cffi==1.14.0
-chardet==3.0.4
-cloudpickle==1.3.0
-colorclass==2.2.0
-coloredlogs==10.0
-colorhash==1.0.2
-cryptography==2.9.2
-cycler==0.10.0
-decorator==4.4.2
-dnspython==1.16.0
-docopt==0.6.2
-docutils==0.15.2
-fbmessenger==6.0.0
-future==0.18.2
-gast==0.2.2
-gevent==1.5.0
-google-auth==1.14.3
-google-auth-oauthlib==0.4.1
-google-pasta==0.2.0
 greenlet==0.4.15
-grpcio==1.29.0
-h11==0.8.1
-h2==3.2.0
-h5py==2.10.0
-hpack==3.0.0
-hstspreload==2020.5.16
-httplib2==0.17.3
-httptools==0.1.1
+importlib-metadata==4.13.0
 httpx==0.9.3
-humanfriendly==8.2
-hyperframe==5.2.0
-idna==2.8
-importlib-metadata==1.6.0
-ipaddress==1.0.23
-iso6709==0.1.5
-jmespath==0.10.0
-joblib==0.15.1
-jsonpickle==1.4.1
-jsonschema==3.2.0
-kafka-python==1.4.7
-Keras-Applications==1.0.8
-Keras-Preprocessing==1.1.2
-kiwisolver==1.2.0
-Markdown==3.2.2
-matplotlib==3.2.1
-mattermostwrapper==2.2
-multidict==4.7.6
-networkx==2.4
-numpy==1.18.4
-oauth2client==4.1.3
-oauthlib==3.1.0
-opt-einsum==3.2.1
-packaging==20.3
-pika==1.1.0
-prompt-toolkit==2.0.10
-protobuf==3.12.0
-psycopg2-binary==2.8.5
-pyasn1==0.4.8
-pyasn1-modules==0.2.8
-pycparser==2.21
-pydot==1.4.1
-PyJWT==1.7.1
-pykwalify==1.7.0
-pymongo==3.8.0
-pyparsing==2.4.7
-pyrsistent==0.16.0
-PySocks==1.7.1
-python-crfsuite==0.9.7
-python-dateutil==2.8.1
-python-engineio==3.12.1
-python-socketio==4.5.1
-python-telegram-bot==12.7
-pytz==2019.3
-PyYAML==5.3.1
-questionary==1.5.2
-rasa==1.10.2
-rasa-sdk==1.10.1
-redis==3.5.2
-requests==2.23.0
-requests-oauthlib==1.3.0
-requests-toolbelt==0.9.1
-rfc3986==1.4.0
-rocketchat-API==1.3.1
-rsa==4.0
-ruamel.yaml==0.16.10
-ruamel.yaml.clib==0.2.0
-s3transfer==0.3.3
-sanic==19.12.2
-Sanic-Cors==0.10.0.post3
-sanic-jwt==1.4.1
-Sanic-Plugins-Framework==0.9.2
-scikit-learn==0.22.2.post1
-scipy==1.4.1
-sentry-sdk==0.15.1
-six==1.14.0
-sklearn-crfsuite==0.3.6
-slackclient==2.5.0
-sniffio==1.1.0
-SQLAlchemy==1.3.17
-tabulate==0.8.7
-tensorboard==2.1.1
-tensorflow==2.1.0
-tensorflow-addons==0.7.1
-tensorflow-estimator==2.1.0
-tensorflow-hub==0.8.0
-tensorflow-probability==0.9.0
-termcolor==1.1.0
-terminaltables==3.1.0
-tornado==6.0.4
-tqdm==4.45.0
-# Editable install with no version control (turn-rasa-connector==0.0.1)
-twilio==6.26.3
-tzlocal==2.1
-ujson==2.0.3
-urllib3==1.25.9
-uvloop==0.14.0
-wcwidth==0.1.9
-webexteamssdk==1.3
-websockets==8.0.2
-Werkzeug==1.0.1
-wrapt==1.12.1
-yarl==1.4.2
-zipp==3.1.0
\ No newline at end of file
+protobuf==3.19.4
+rasa==1.10.2
\ No newline at end of file