diff --git a/homeassistant/components/velbus/quality_scale.yaml b/homeassistant/components/velbus/quality_scale.yaml
index 37e55fee19c..9a48e84da93 100644
--- a/homeassistant/components/velbus/quality_scale.yaml
+++ b/homeassistant/components/velbus/quality_scale.yaml
@@ -7,10 +7,7 @@ rules:
       This integration does not poll.
   brands: done
   common-modules: done
-  config-flow-test-coverage:
-    status: todo
-    comment: |
-      Split test_flow_usb from the test that tests already_configured, test_flow_usb should also assert the unique_id of the entry
+  config-flow-test-coverage: done
   config-flow:
     status: todo
     comment: |
diff --git a/tests/components/velbus/test_config_flow.py b/tests/components/velbus/test_config_flow.py
index 432fcea10db..5e81a3f8a36 100644
--- a/tests/components/velbus/test_config_flow.py
+++ b/tests/components/velbus/test_config_flow.py
@@ -156,12 +156,18 @@ async def test_flow_usb(hass: HomeAssistant) -> None:
         user_input={},
     )
     assert result
+    assert result["result"].unique_id == "0B1B:10CF_1234_Velleman_Velbus VMB1USB"
     assert result.get("type") is FlowResultType.CREATE_ENTRY
 
-    # test an already configured discovery
+
+@pytest.mark.usefixtures("controller")
+@patch("serial.tools.list_ports.comports", MagicMock(return_value=[com_port()]))
+async def test_flow_usb_if_already_setup(hass: HomeAssistant) -> None:
+    """Test we abort if Velbus USB discovbery aborts in case it is already setup."""
     entry = MockConfigEntry(
         domain=DOMAIN,
         data={CONF_PORT: PORT_SERIAL},
+        unique_id="0B1B:10CF_1234_Velleman_Velbus VMB1USB",
     )
     entry.add_to_hass(hass)
     result = await hass.config_entries.flow.async_init(