diff --git a/homeassistant/components/analytics_insights/sensor.py b/homeassistant/components/analytics_insights/sensor.py
index e0fe2c79413..90e9ff51b87 100644
--- a/homeassistant/components/analytics_insights/sensor.py
+++ b/homeassistant/components/analytics_insights/sensor.py
@@ -10,6 +10,7 @@ from homeassistant.components.sensor import (
     SensorStateClass,
 )
 from homeassistant.config_entries import ConfigEntry
+from homeassistant.const import EntityCategory
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.device_registry import DeviceEntryType, DeviceInfo
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
@@ -93,6 +94,7 @@ class HomeassistantAnalyticsSensor(
     """Home Assistant Analytics Sensor."""
 
     _attr_has_entity_name = True
+    _attr_entity_category = EntityCategory.DIAGNOSTIC
 
     entity_description: AnalyticsSensorEntityDescription
 
diff --git a/tests/components/analytics_insights/snapshots/test_sensor.ambr b/tests/components/analytics_insights/snapshots/test_sensor.ambr
index 474263f68e9..dc4c3d6d795 100644
--- a/tests/components/analytics_insights/snapshots/test_sensor.ambr
+++ b/tests/components/analytics_insights/snapshots/test_sensor.ambr
@@ -12,7 +12,7 @@
     'device_id': <ANY>,
     'disabled_by': None,
     'domain': 'sensor',
-    'entity_category': None,
+    'entity_category': <EntityCategory.DIAGNOSTIC: 'diagnostic'>,
     'entity_id': 'sensor.homeassistant_analytics_hacs_custom',
     'has_entity_name': True,
     'hidden_by': None,
@@ -59,7 +59,7 @@
     'device_id': <ANY>,
     'disabled_by': None,
     'domain': 'sensor',
-    'entity_category': None,
+    'entity_category': <EntityCategory.DIAGNOSTIC: 'diagnostic'>,
     'entity_id': 'sensor.homeassistant_analytics_myq',
     'has_entity_name': True,
     'hidden_by': None,
@@ -106,7 +106,7 @@
     'device_id': <ANY>,
     'disabled_by': None,
     'domain': 'sensor',
-    'entity_category': None,
+    'entity_category': <EntityCategory.DIAGNOSTIC: 'diagnostic'>,
     'entity_id': 'sensor.homeassistant_analytics_spotify',
     'has_entity_name': True,
     'hidden_by': None,
@@ -153,7 +153,7 @@
     'device_id': <ANY>,
     'disabled_by': None,
     'domain': 'sensor',
-    'entity_category': None,
+    'entity_category': <EntityCategory.DIAGNOSTIC: 'diagnostic'>,
     'entity_id': 'sensor.homeassistant_analytics_youtube',
     'has_entity_name': True,
     'hidden_by': None,