diff --git a/homeassistant/components/hassio/__init__.py b/homeassistant/components/hassio/__init__.py
index cd1c6e735ef..1a666fcc42d 100644
--- a/homeassistant/components/hassio/__init__.py
+++ b/homeassistant/components/hassio/__init__.py
@@ -43,10 +43,17 @@ from homeassistant.loader import bind_hass
 from homeassistant.util.async_ import create_eager_task
 from homeassistant.util.dt import now
 
-# config_flow, diagnostics, and entity platforms are imported to ensure
-# other dependencies that wait for hassio are not waiting
+# config_flow, diagnostics, system_health, and entity platforms are imported to
+# ensure other dependencies that wait for hassio are not waiting
 # for hassio to import its platforms
-from . import binary_sensor, config_flow, diagnostics, sensor, update  # noqa: F401
+from . import (  # noqa: F401
+    binary_sensor,
+    config_flow,
+    diagnostics,
+    sensor,
+    system_health,
+    update,
+)
 from .addon_manager import AddonError, AddonInfo, AddonManager, AddonState  # noqa: F401
 from .addon_panel import async_setup_addon_panel
 from .auth import async_setup_auth_view
diff --git a/homeassistant/components/hassio/system_health.py b/homeassistant/components/hassio/system_health.py
index d89224a2476..e46db2f8e75 100644
--- a/homeassistant/components/hassio/system_health.py
+++ b/homeassistant/components/hassio/system_health.py
@@ -7,10 +7,10 @@ from typing import Any
 from homeassistant.components import system_health
 from homeassistant.core import HomeAssistant, callback
 
-from . import get_host_info, get_info, get_os_info, get_supervisor_info
+from .data import get_host_info, get_info, get_os_info, get_supervisor_info
 
-SUPERVISOR_PING = f"http://{os.environ['SUPERVISOR']}/supervisor/ping"
-OBSERVER_URL = f"http://{os.environ['SUPERVISOR']}:4357"
+SUPERVISOR_PING = "http://{ip_address}/supervisor/ping"
+OBSERVER_URL = "http://{ip_address}:4357"
 
 
 @callback
@@ -23,6 +23,7 @@ def async_register(
 
 async def system_health_info(hass: HomeAssistant) -> dict[str, Any]:
     """Get info for the info page."""
+    ip_address = os.environ["SUPERVISOR"]
     info = get_info(hass) or {}
     host_info = get_host_info(hass) or {}
     supervisor_info = get_supervisor_info(hass)
@@ -62,7 +63,9 @@ async def system_health_info(hass: HomeAssistant) -> dict[str, Any]:
         information["board"] = os_info.get("board")
 
     information["supervisor_api"] = system_health.async_check_can_reach_url(
-        hass, SUPERVISOR_PING, OBSERVER_URL
+        hass,
+        SUPERVISOR_PING.format(ip_address=ip_address),
+        OBSERVER_URL.format(ip_address=ip_address),
     )
     information["version_api"] = system_health.async_check_can_reach_url(
         hass,
diff --git a/tests/components/hassio/test_system_health.py b/tests/components/hassio/test_system_health.py
index 7a01c9444ab..715bf3bab91 100644
--- a/tests/components/hassio/test_system_health.py
+++ b/tests/components/hassio/test_system_health.py
@@ -28,8 +28,7 @@ async def test_hassio_system_health(
     )
 
     hass.config.components.add("hassio")
-    with patch.dict(os.environ, MOCK_ENVIRON):
-        assert await async_setup_component(hass, "system_health", {})
+    assert await async_setup_component(hass, "system_health", {})
 
     hass.data["hassio_info"] = {
         "channel": "stable",
@@ -50,7 +49,8 @@ async def test_hassio_system_health(
         "addons": [{"name": "Awesome Addon", "version": "1.0.0"}],
     }
 
-    info = await get_system_health_info(hass, "hassio")
+    with patch.dict(os.environ, MOCK_ENVIRON):
+        info = await get_system_health_info(hass, "hassio")
 
     for key, val in info.items():
         if asyncio.iscoroutine(val):
@@ -87,8 +87,7 @@ async def test_hassio_system_health_with_issues(
     )
 
     hass.config.components.add("hassio")
-    with patch.dict(os.environ, MOCK_ENVIRON):
-        assert await async_setup_component(hass, "system_health", {})
+    assert await async_setup_component(hass, "system_health", {})
 
     hass.data["hassio_info"] = {"channel": "stable"}
     hass.data["hassio_host_info"] = {}
@@ -98,7 +97,8 @@ async def test_hassio_system_health_with_issues(
         "supported": False,
     }
 
-    info = await get_system_health_info(hass, "hassio")
+    with patch.dict(os.environ, MOCK_ENVIRON):
+        info = await get_system_health_info(hass, "hassio")
 
     for key, val in info.items():
         if asyncio.iscoroutine(val):