diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index 18b012145..d48100d8d 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -36,7 +36,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 # Install Python dependencies from requirements.txt if it exists
 COPY requirements.txt requirements_tests.txt ./
 RUN pip3 install -r requirements.txt -r requirements_tests.txt \
-    && pip3 install black tox \
+    && pip3 install tox \
     && rm -f requirements.txt requirements_tests.txt
 
 # Set the default shell to bash instead of sh
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 5a1eb8e35..6502004ab 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -42,18 +42,6 @@ stages:
       displayName: 'Install Tox'
     - script: tox
       displayName: 'Run Tox'
-  - job: 'Black'
-    pool:
-      vmImage: 'ubuntu-latest'
-    steps:
-    - task: UsePythonVersion@0
-      displayName: 'Use Python $(python.version)'
-      inputs:
-        versionSpec: '3.7'
-    - script: pip install black
-      displayName: 'Install black'
-    - script: black --target-version py37 --check hassio tests
-      displayName: 'Run Black'
   - job: 'JQ'
     pool:
       vmImage: 'ubuntu-latest'
diff --git a/hassio/api/ingress.py b/hassio/api/ingress.py
index e870a999b..a0fe3a480 100644
--- a/hassio/api/ingress.py
+++ b/hassio/api/ingress.py
@@ -204,7 +204,15 @@ def _init_header(
 
     # filter flags
     for name, value in request.headers.items():
-        if name in (hdrs.CONTENT_LENGTH, hdrs.CONTENT_ENCODING, istr(HEADER_TOKEN)):
+        if name in (
+            hdrs.CONTENT_LENGTH,
+            hdrs.CONTENT_ENCODING,
+            hdrs.SEC_WEBSOCKET_EXTENSIONS,
+            hdrs.SEC_WEBSOCKET_PROTOCOL,
+            hdrs.SEC_WEBSOCKET_VERSION,
+            hdrs.SEC_WEBSOCKET_KEY,
+            istr(HEADER_TOKEN),
+        ):
             continue
         headers[name] = value
 
diff --git a/hassio/api/proxy.py b/hassio/api/proxy.py
index c0b310163..59e5db03e 100644
--- a/hassio/api/proxy.py
+++ b/hassio/api/proxy.py
@@ -8,7 +8,6 @@ from aiohttp import web
 from aiohttp.web_exceptions import HTTPBadGateway, HTTPUnauthorized
 from aiohttp.client_exceptions import ClientConnectorError
 from aiohttp.hdrs import CONTENT_TYPE, AUTHORIZATION
-import async_timeout
 
 from ..const import HEADER_HA_ACCESS
 from ..coresys import CoreSysAttributes
@@ -17,6 +16,9 @@ from ..exceptions import HomeAssistantAuthError, HomeAssistantAPIError, APIError
 _LOGGER: logging.Logger = logging.getLogger(__name__)
 
 
+FORWARD_HEADERS = ("X-Speech-Content",)
+
+
 class APIProxy(CoreSysAttributes):
     """API Proxy for Home Assistant."""
 
@@ -43,20 +45,16 @@ class APIProxy(CoreSysAttributes):
     async def _api_client(self, request: web.Request, path: str, timeout: int = 300):
         """Return a client request with proxy origin for Home Assistant."""
         try:
-            # read data
-            with async_timeout.timeout(30):
-                data = await request.read()
-
-            if data:
-                content_type = request.content_type
-            else:
-                content_type = None
-
             async with self.sys_homeassistant.make_request(
                 request.method.lower(),
                 f"api/{path}",
-                content_type=content_type,
-                data=data,
+                headers={
+                    name: value
+                    for name, value in request.headers.items()
+                    if name in FORWARD_HEADERS
+                },
+                content_type=request.content_type,
+                data=request.content,
                 timeout=timeout,
                 params=request.query,
             ) as resp:
diff --git a/hassio/const.py b/hassio/const.py
index 6a2887376..b005d6ffd 100644
--- a/hassio/const.py
+++ b/hassio/const.py
@@ -2,7 +2,7 @@
 from pathlib import Path
 from ipaddress import ip_network
 
-HASSIO_VERSION = "192"
+HASSIO_VERSION = "193"
 
 
 URL_HASSIO_ADDONS = "https://github.com/home-assistant/hassio-addons"
diff --git a/hassio/homeassistant.py b/hassio/homeassistant.py
index 672c71856..a765a4725 100644
--- a/hassio/homeassistant.py
+++ b/hassio/homeassistant.py
@@ -487,13 +487,14 @@ class HomeAssistant(JsonConfig, CoreSysAttributes):
         path: str,
         json: Optional[Dict[str, Any]] = None,
         content_type: Optional[str] = None,
-        data: Optional[bytes] = None,
+        data: Any = None,
         timeout: int = 30,
         params: Optional[Dict[str, str]] = None,
+        headers: Optional[Dict[str, str]] = None,
     ) -> AsyncContextManager[aiohttp.ClientResponse]:
         """Async context manager to make a request with right auth."""
         url = f"{self.api_url}/{path}"
-        headers = {}
+        headers = headers or {}
 
         # Passthrough content type
         if content_type is not None:
diff --git a/hassio/utils/tar.py b/hassio/utils/tar.py
index 27f12fa94..0ffd97cf9 100644
--- a/hassio/utils/tar.py
+++ b/hassio/utils/tar.py
@@ -134,7 +134,7 @@ def secure_path(tar: tarfile.TarFile) -> Generator[tarfile.TarInfo, None, None]:
 
 
 def exclude_filter(
-    exclude_list: List[str]
+    exclude_list: List[str],
 ) -> Callable[[tarfile.TarInfo], Optional[tarfile.TarInfo]]:
     """Create callable filter function to check TarInfo for add."""
 
diff --git a/requirements_tests.txt b/requirements_tests.txt
index 4cf87e285..9e3de47d5 100644
--- a/requirements_tests.txt
+++ b/requirements_tests.txt
@@ -1,5 +1,6 @@
-flake8==3.7.8
+flake8==3.7.9
 pylint==2.4.3
 pytest==5.2.2
 pytest-timeout==1.3.3
 pytest-aiohttp==0.3.0
+black==19.10b0
diff --git a/tox.ini b/tox.ini
index 99aa3aa26..320d34d6c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = lint, tests
+envlist = lint, tests, black
 
 [testenv]
 deps =
@@ -17,3 +17,8 @@ commands =
 basepython = python3
 commands =
     pytest --timeout=10 tests
+
+[testenv:black]
+basepython = python3
+commands =
+    black --target-version py37 --check hassio tests setup.py