diff --git a/custom_components/bahmcloud_store/__init__.py b/custom_components/bahmcloud_store/__init__.py
index 00dcd98..e0faf4a 100644
--- a/custom_components/bahmcloud_store/__init__.py
+++ b/custom_components/bahmcloud_store/__init__.py
@@ -3,9 +3,10 @@ from __future__ import annotations
 import logging
 from datetime import timedelta
 
-from homeassistant.core import HomeAssistant
+from homeassistant.core import HomeAssistant, callback
+from homeassistant.const import EVENT_HOMEASSISTANT_STARTED
 from homeassistant.components.panel_custom import async_register_panel
-from homeassistant.helpers.event import async_track_time_interval
+from homeassistant.helpers.event import async_track_time_interval, async_call_later
 from homeassistant.helpers.discovery import async_load_platform
 
 from .core import BCSCore, BCSConfig, BCSError
@@ -64,17 +65,30 @@ async def async_setup(hass: HomeAssistant, config: dict) -> bool:
         frontend_url_path="bahmcloud-store",
         webcomponent_name="bahmcloud-store-panel",
         # IMPORTANT: bump v to avoid caching old JS
-        module_url="/api/bahmcloud_store_static/panel.js?v=106",
+        module_url="/api/bahmcloud_store_static/panel.js?v=107",
         sidebar_title="Bahmcloud Store",
         sidebar_icon="mdi:store",
         require_admin=True,
         config={},
     )
 
-    try:
-        await core.full_refresh(source="startup")
-    except BCSError as e:
-        _LOGGER.error("Initial refresh failed: %s", e)
+    # IMPORTANT:
+    # Do NOT block Home Assistant startup with network-heavy refreshes.
+    # We wait until HA has fully started, then kick off the initial refresh.
+    async def _startup_refresh() -> None:
+        try:
+            await core.full_refresh(source="startup")
+        except BCSError as e:
+            _LOGGER.error("Initial refresh failed: %s", e)
+        except Exception:
+            _LOGGER.exception("Unexpected error during initial refresh")
+
+    @callback
+    def _schedule_startup_refresh(_event=None) -> None:
+        # Give HA a short head-start (UI, recorder, etc.) before we start fetching lots of data.
+        async_call_later(hass, 30, lambda _now: hass.async_create_task(_startup_refresh()))
+
+    hass.bus.async_listen_once(EVENT_HOMEASSISTANT_STARTED, _schedule_startup_refresh)
 
     async def periodic(_now) -> None:
         try:
@@ -87,4 +101,4 @@ async def async_setup(hass: HomeAssistant, config: dict) -> bool:
     interval_seconds = int(getattr(core, "refresh_seconds", 300) or 300)
     async_track_time_interval(hass, periodic, timedelta(seconds=interval_seconds))
 
-    return True
\ No newline at end of file
+    return True