diff --git a/homeassistant/components/monoprice/config_flow.py b/homeassistant/components/monoprice/config_flow.py
index 4065b003ba3..9c659d4f733 100644
--- a/homeassistant/components/monoprice/config_flow.py
+++ b/homeassistant/components/monoprice/config_flow.py
@@ -3,7 +3,7 @@ from __future__ import annotations
 
 import logging
 
-from pymonoprice import get_async_monoprice
+from pymonoprice import get_monoprice
 from serial import SerialException
 import voluptuous as vol
 
@@ -56,7 +56,7 @@ async def validate_input(hass: core.HomeAssistant, data):
     Data has the keys from DATA_SCHEMA with values provided by the user.
     """
     try:
-        await get_async_monoprice(data[CONF_PORT], hass.loop)
+        await hass.async_add_executor_job(get_monoprice, data[CONF_PORT])
     except SerialException as err:
         _LOGGER.error("Error connecting to Monoprice controller")
         raise CannotConnect from err
diff --git a/tests/components/monoprice/test_config_flow.py b/tests/components/monoprice/test_config_flow.py
index 0ed4ac35eaa..98275b052e4 100644
--- a/tests/components/monoprice/test_config_flow.py
+++ b/tests/components/monoprice/test_config_flow.py
@@ -33,7 +33,7 @@ async def test_form(hass):
     assert result["errors"] == {}
 
     with patch(
-        "homeassistant.components.monoprice.config_flow.get_async_monoprice",
+        "homeassistant.components.monoprice.config_flow.get_monoprice",
         return_value=True,
     ), patch(
         "homeassistant.components.monoprice.async_setup_entry",
@@ -60,7 +60,7 @@ async def test_form_cannot_connect(hass):
     )
 
     with patch(
-        "homeassistant.components.monoprice.config_flow.get_async_monoprice",
+        "homeassistant.components.monoprice.config_flow.get_monoprice",
         side_effect=SerialException,
     ):
         result2 = await hass.config_entries.flow.async_configure(
@@ -78,7 +78,7 @@ async def test_generic_exception(hass):
     )
 
     with patch(
-        "homeassistant.components.monoprice.config_flow.get_async_monoprice",
+        "homeassistant.components.monoprice.config_flow.get_monoprice",
         side_effect=Exception,
     ):
         result2 = await hass.config_entries.flow.async_configure(