diff --git a/tests/components/glances/test_config_flow.py b/tests/components/glances/test_config_flow.py
index c9a2c333b8b..1b2c2434fab 100644
--- a/tests/components/glances/test_config_flow.py
+++ b/tests/components/glances/test_config_flow.py
@@ -1,13 +1,13 @@
 """Tests for Glances config flow."""
 from unittest.mock import patch
 
-from glances_api import Glances
+from glances_api import exceptions
 
 from homeassistant import config_entries, data_entry_flow
 from homeassistant.components import glances
 from homeassistant.const import CONF_SCAN_INTERVAL
 
-from tests.common import MockConfigEntry, mock_coro
+from tests.common import MockConfigEntry
 
 NAME = "Glances"
 HOST = "0.0.0.0"
@@ -38,9 +38,7 @@ async def test_form(hass):
     assert result["type"] == data_entry_flow.RESULT_TYPE_FORM
     assert result["step_id"] == "user"
 
-    with patch("glances_api.Glances"), patch.object(
-        Glances, "get_data", return_value=mock_coro()
-    ):
+    with patch("homeassistant.components.glances.Glances.get_data", autospec=True):
 
         result = await hass.config_entries.flow.async_configure(
             result["flow_id"], user_input=DEMO_USER_INPUT
@@ -54,7 +52,10 @@ async def test_form(hass):
 async def test_form_cannot_connect(hass):
     """Test to return error if we cannot connect."""
 
-    with patch("glances_api.Glances"):
+    with patch(
+        "homeassistant.components.glances.Glances.get_data",
+        side_effect=exceptions.GlancesApiConnectionError,
+    ):
         result = await hass.config_entries.flow.async_init(
             glances.DOMAIN, context={"source": config_entries.SOURCE_USER}
         )