diff --git a/src/app/hooks/useRoomCreators.ts b/src/app/hooks/useRoomCreators.ts
index f4dc7569..1a635b29 100644
--- a/src/app/hooks/useRoomCreators.ts
+++ b/src/app/hooks/useRoomCreators.ts
@@ -2,12 +2,15 @@ import { MatrixEvent, Room } from 'matrix-js-sdk';
 import { useMemo } from 'react';
 import { useStateEvent } from './useStateEvent';
 import { IRoomCreateContent, StateEvent } from '../../types/matrix/room';
+import { creatorsSupported } from '../utils/matrix';
 
-export const getRoomCreators = (createEvent: MatrixEvent): string[] => {
+export const getRoomCreators = (createEvent: MatrixEvent): Set<string> => {
   const createContent = createEvent.getContent<IRoomCreateContent>();
 
   const creators: Set<string> = new Set();
 
+  if (!creatorsSupported(createContent.room_version)) return creators;
+
   if (createEvent.event.sender) {
     creators.add(createEvent.event.sender);
   }
@@ -20,13 +23,16 @@ export const getRoomCreators = (createEvent: MatrixEvent): string[] => {
     });
   }
 
-  return Array.from(creators);
+  return creators;
 };
 
-export const useRoomCreators = (room: Room): string[] => {
+export const useRoomCreators = (room: Room): Set<string> => {
   const createEvent = useStateEvent(room, StateEvent.RoomCreate);
 
-  const creators = useMemo(() => (createEvent ? getRoomCreators(createEvent) : []), [createEvent]);
+  const creators = useMemo(
+    () => (createEvent ? getRoomCreators(createEvent) : new Set<string>()),
+    [createEvent]
+  );
 
   return creators;
 };