diff --git a/custom_components/frigate/__init__.py b/custom_components/frigate/__init__.py
index 11c2c0b1..6f8b8611 100644
--- a/custom_components/frigate/__init__.py
+++ b/custom_components/frigate/__init__.py
@@ -23,7 +23,7 @@
 from homeassistant.components.switch import DOMAIN as SWITCH_DOMAIN
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import ATTR_MODEL, CONF_HOST, CONF_URL
-from homeassistant.core import Config, HomeAssistant, callback
+from homeassistant.core import Config, HomeAssistant, callback, valid_entity_id
 from homeassistant.exceptions import ConfigEntryNotReady
 from homeassistant.helpers import device_registry as dr, entity_registry as er
 from homeassistant.helpers.aiohttp_client import async_get_clientsession
@@ -265,10 +265,14 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
             f"{cam_name}_{obj_name}",
         )
         entity_id = entity_registry.async_get_entity_id("sensor", DOMAIN, unique_id)
-        new_id = f"sensor.{cam_name}_{obj_name}_count"
-        # Verify the new entity_id doesn't already exist.
-        entry_for_new_id = entity_registry.async_get(new_id)
-        if entity_id and entity_id != new_id and not entry_for_new_id:
+        new_id = f"sensor.{slugify(cam_name)}_{slugify(obj_name)}_count"
+
+        if (
+            entity_id
+            and entity_id != new_id
+            and valid_entity_id(new_id)
+            and not entity_registry.async_get(new_id)
+        ):
             new_name = f"{get_friendly_name(cam_name)} {obj_name} Count".title()
             entity_registry.async_update_entity(
                 entity_id=entity_id,
diff --git a/custom_components/frigate/manifest.json b/custom_components/frigate/manifest.json
index 823f76f0..8bfc5335 100644
--- a/custom_components/frigate/manifest.json
+++ b/custom_components/frigate/manifest.json
@@ -2,7 +2,7 @@
     "domain": "frigate",
     "documentation": "https://github.com/blakeblackshear/frigate",
     "name": "Frigate",
-    "version": "3.0.0-rc.1",
+    "version": "3.0.0-rc.2",
     "issue_tracker": "https://github.com/blakeblackshear/frigate-hass-integration/issues",
     "dependencies": [
         "http",
diff --git a/tests/test_init.py b/tests/test_init.py
index 83738a2b..243659dd 100644
--- a/tests/test_init.py
+++ b/tests/test_init.py
@@ -1,6 +1,7 @@
 """Test the frigate binary sensor."""
 from __future__ import annotations
 
+import copy
 import logging
 from typing import Any
 from unittest.mock import AsyncMock, patch
@@ -20,6 +21,7 @@
 from homeassistant.loader import async_get_integration
 
 from . import (
+    TEST_CONFIG,
     TEST_CONFIG_ENTRY_ID,
     create_mock_frigate_client,
     create_mock_frigate_config_entry,
@@ -439,3 +441,47 @@ async def test_entry_remove_old_devices(hass: HomeAssistant) -> None:
             config_entry.entry_id, "sensor_object_count", "steps_person"
         ),
     )
+
+
+async def test_entry_rename_entities_with_unusual_names(hass: HomeAssistant) -> None:
+    """Test that non-simple names work."""
+    # Test for: https://github.com/blakeblackshear/frigate-hass-integration/issues/275
+
+    config: dict[str, Any] = copy.deepcopy(TEST_CONFIG)
+
+    # Rename one camera.
+    config["cameras"]["Front-door"] = config["cameras"]["front_door"]
+    del config["cameras"]["front_door"]
+
+    client = create_mock_frigate_client()
+    client.async_get_config = AsyncMock(return_value=config)
+
+    config_entry = create_mock_frigate_config_entry(hass)
+    unique_id = get_frigate_entity_unique_id(
+        config_entry.entry_id,
+        "sensor_object_count",
+        "Front-door_person",
+    )
+
+    entity_registry = er.async_get(hass)
+    entity_registry.async_get_or_create(
+        domain="sensor",
+        platform=DOMAIN,
+        unique_id=unique_id,
+        config_entry=config_entry,
+        suggested_object_id="front_door_person",
+    )
+
+    # Verify the entity name before we load the config entry.
+    entity_id = entity_registry.async_get_entity_id("sensor", DOMAIN, unique_id)
+    assert entity_id == "sensor.front_door_person"
+
+    # Load the config entry.
+    config_entry = await setup_mock_frigate_config_entry(
+        hass, config_entry=config_entry, client=client
+    )
+    await hass.async_block_till_done()
+
+    # Verify the rename has correctly occurred.
+    entity_id = entity_registry.async_get_entity_id("sensor", DOMAIN, unique_id)
+    assert entity_id == "sensor.front_door_person_count"