diff --git a/homeassistant/components/siren/__init__.py b/homeassistant/components/siren/__init__.py
index 0bc16d03770..92d547d5760 100644
--- a/homeassistant/components/siren/__init__.py
+++ b/homeassistant/components/siren/__init__.py
@@ -162,7 +162,7 @@ class SirenEntity(ToggleEntity):
 
     entity_description: SirenEntityDescription
     _attr_available_tones: list[int | str] | dict[int, str] | None
-    _attr_supported_features: SirenEntityFeature | int = 0
+    _attr_supported_features: SirenEntityFeature = SirenEntityFeature(0)
 
     @final
     @property
@@ -190,6 +190,6 @@ class SirenEntity(ToggleEntity):
         return None
 
     @property
-    def supported_features(self) -> SirenEntityFeature | int:
+    def supported_features(self) -> SirenEntityFeature:
         """Return the list of supported features."""
         return self._attr_supported_features
diff --git a/pylint/plugins/hass_enforce_type_hints.py b/pylint/plugins/hass_enforce_type_hints.py
index 1974b789a83..ac8c6e674e0 100644
--- a/pylint/plugins/hass_enforce_type_hints.py
+++ b/pylint/plugins/hass_enforce_type_hints.py
@@ -2214,7 +2214,7 @@ _INHERITANCE_MATCH: dict[str, list[ClassTypeHintMatch]] = {
                 ),
                 TypeHintMatch(
                     function_name="supported_features",
-                    return_type=["SirenEntityFeature", "int"],
+                    return_type="SirenEntityFeature",
                 ),
             ],
         ),