diff --git a/mautrix_telegram/commands/portal/util.py b/mautrix_telegram/commands/portal/util.py
index 05c020a9..6a2c156d 100644
--- a/mautrix_telegram/commands/portal/util.py
+++ b/mautrix_telegram/commands/portal/util.py
@@ -55,6 +55,5 @@ async def user_has_power_level(room_id: RoomID, intent: IntentAPI, sender: u.Use
         await intent.get_power_levels(room_id)
     except MatrixRequestError:
         return False
-    event_type = EventType.find(f"net.maunium.telegram.{event}")
-    event_type.t_class = EventType.Class.STATE
+    event_type = EventType.find(f"net.maunium.telegram.{event}", t_class=EventType.Class.STATE)
     return intent.state_store.has_power_level(room_id, sender.mxid, event_type)
diff --git a/mautrix_telegram/portal/base.py b/mautrix_telegram/portal/base.py
index 830ff5ca..d66ed203 100644
--- a/mautrix_telegram/portal/base.py
+++ b/mautrix_telegram/portal/base.py
@@ -234,8 +234,7 @@ class BasePortal(ABC):
             await self.main_intent.get_power_levels(self.mxid)
         except MatrixRequestError:
             return False
-        evt_type = EventType.find(f"net.maunium.telegram.{event}")
-        evt_type.t_class = EventType.Class.STATE
+        evt_type = EventType.find(f"net.maunium.telegram.{event}", t_class=EventType.Class.STATE)
         return self.main_intent.state_store.has_power_level(self.mxid, user.mxid, evt_type)
 
     def get_input_entity(self, user: 'AbstractUser'