diff --git a/homeassistant/components/switchbot/binary_sensor.py b/homeassistant/components/switchbot/binary_sensor.py
index d58e244d57c..899066ff502 100644
--- a/homeassistant/components/switchbot/binary_sensor.py
+++ b/homeassistant/components/switchbot/binary_sensor.py
@@ -6,7 +6,7 @@ from homeassistant.components.binary_sensor import (
     BinarySensorEntityDescription,
 )
 from homeassistant.config_entries import ConfigEntry
-from homeassistant.const import CONF_MAC, CONF_NAME
+from homeassistant.const import CONF_MAC, CONF_NAME, ENTITY_CATEGORY_DIAGNOSTIC
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
@@ -19,6 +19,7 @@ PARALLEL_UPDATES = 1
 BINARY_SENSOR_TYPES: dict[str, BinarySensorEntityDescription] = {
     "calibration": BinarySensorEntityDescription(
         key="calibration",
+        entity_category=ENTITY_CATEGORY_DIAGNOSTIC,
     ),
 }