diff --git a/homeassistant/components/fritz/common.py b/homeassistant/components/fritz/common.py
index 821b53f7e12..818030965f9 100644
--- a/homeassistant/components/fritz/common.py
+++ b/homeassistant/components/fritz/common.py
@@ -1049,10 +1049,9 @@ class FritzEntityDescription(EntityDescription, FritzRequireKeysMixin):
     """Fritz entity base description."""
 
 
-class FritzBoxBaseCoordinatorEntity(update_coordinator.CoordinatorEntity):
+class FritzBoxBaseCoordinatorEntity(update_coordinator.CoordinatorEntity[AvmWrapper]):
     """Fritz host coordinator entity base class."""
 
-    coordinator: AvmWrapper
     entity_description: FritzEntityDescription
     _attr_has_entity_name = True
 
diff --git a/homeassistant/components/fritz/switch.py b/homeassistant/components/fritz/switch.py
index c8a7952ae2b..5b8c4048530 100644
--- a/homeassistant/components/fritz/switch.py
+++ b/homeassistant/components/fritz/switch.py
@@ -256,10 +256,9 @@ async def async_setup_entry(
     )
 
 
-class FritzBoxBaseCoordinatorSwitch(CoordinatorEntity, SwitchEntity):
+class FritzBoxBaseCoordinatorSwitch(CoordinatorEntity[AvmWrapper], SwitchEntity):
     """Fritz switch coordinator base class."""
 
-    coordinator: AvmWrapper
     entity_description: SwitchEntityDescription
     _attr_has_entity_name = True