diff --git a/homeassistant/components/hassio/__init__.py b/homeassistant/components/hassio/__init__.py
index cc03f26085c..bcb751faa64 100644
--- a/homeassistant/components/hassio/__init__.py
+++ b/homeassistant/components/hassio/__init__.py
@@ -190,16 +190,15 @@ async def async_setup(hass, config):
 
     hass.http.register_view(HassIOView(host, websession))
 
-    if "frontend" in hass.config.components:
-        await hass.components.panel_custom.async_register_panel(
-            frontend_url_path="hassio",
-            webcomponent_name="hassio-main",
-            sidebar_title="Supervisor",
-            sidebar_icon="hass:home-assistant",
-            js_url="/api/hassio/app/entrypoint.js",
-            embed_iframe=True,
-            require_admin=True,
-        )
+    await hass.components.panel_custom.async_register_panel(
+        frontend_url_path="hassio",
+        webcomponent_name="hassio-main",
+        sidebar_title="Supervisor",
+        sidebar_icon="hass:home-assistant",
+        js_url="/api/hassio/app/entrypoint.js",
+        embed_iframe=True,
+        require_admin=True,
+    )
 
     await hassio.update_hass_api(config.get("http", {}), refresh_token)
 
diff --git a/homeassistant/setup.py b/homeassistant/setup.py
index 5c3d2bcd7fd..40d767728d3 100644
--- a/homeassistant/setup.py
+++ b/homeassistant/setup.py
@@ -20,8 +20,6 @@ DATA_DEPS_REQS = "deps_reqs_processed"
 
 SLOW_SETUP_WARNING = 10
 
-BLACKLIST = set(["auto_backup"])
-
 
 def setup_component(hass: core.HomeAssistant, domain: str, config: ConfigType) -> bool:
     """Set up a component and all its dependencies."""
@@ -40,12 +38,6 @@ async def async_setup_component(
     if domain in hass.config.components:
         return True
 
-    if domain in BLACKLIST:
-        _LOGGER.error(
-            "Integration %s is blacklisted because it is causing issues.", domain
-        )
-        return False
-
     setup_tasks = hass.data.setdefault(DATA_SETUP, {})
 
     if domain in setup_tasks:
diff --git a/tests/test_setup.py b/tests/test_setup.py
index 95fd1e0a15d..f90a7269752 100644
--- a/tests/test_setup.py
+++ b/tests/test_setup.py
@@ -6,7 +6,6 @@ import os
 import threading
 from unittest import mock
 
-from asynctest import patch
 import voluptuous as vol
 
 from homeassistant import setup
@@ -536,15 +535,3 @@ async def test_setup_import_blows_up(hass):
         "homeassistant.loader.Integration.get_component", side_effect=ValueError
     ):
         assert not await setup.async_setup_component(hass, "sun", {})
-
-
-async def test_blacklist(caplog):
-    """Test setup blacklist."""
-    with patch("homeassistant.setup.BLACKLIST", {"bad_integration"}):
-        assert not await setup.async_setup_component(
-            mock.Mock(config=mock.Mock(components=[])), "bad_integration", {}
-        )
-    assert (
-        "Integration bad_integration is blacklisted because it is causing issues."
-        in caplog.text
-    )