diff --git a/homeassistant/components/mysensors/gateway.py b/homeassistant/components/mysensors/gateway.py
index 0a037dfce31..11f27f8a108 100644
--- a/homeassistant/components/mysensors/gateway.py
+++ b/homeassistant/components/mysensors/gateway.py
@@ -10,7 +10,7 @@ import socket
 import sys
 from typing import Any
 
-from mysensors import BaseAsyncGateway, Message, Sensor, mysensors
+from mysensors import BaseAsyncGateway, Message, Sensor, get_const, mysensors
 import voluptuous as vol
 
 from homeassistant.components.mqtt import (
@@ -24,6 +24,7 @@ from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import CONF_DEVICE, EVENT_HOMEASSISTANT_STOP
 from homeassistant.core import Event, HomeAssistant, callback
 import homeassistant.helpers.config_validation as cv
+from homeassistant.setup import SetupPhases, async_pause_setup
 from homeassistant.util.unit_system import METRIC_SYSTEM
 
 from .const import (
@@ -162,6 +163,12 @@ async def _get_gateway(
 ) -> BaseAsyncGateway | None:
     """Return gateway after setup of the gateway."""
 
+    with async_pause_setup(hass, SetupPhases.WAIT_IMPORT_PACKAGES):
+        # get_const will import a const module based on the version
+        # so we need to import it here to avoid it being imported
+        # in the event loop
+        await hass.async_add_import_executor_job(get_const, version)
+
     if persistence_file is not None:
         # Interpret relative paths to be in hass config folder.
         # Absolute paths will be left as they are.