diff --git a/lib/pangea/extensions/client_extension.dart b/lib/pangea/extensions/client_extension.dart
index b259d0c9e..47d67c0b8 100644
--- a/lib/pangea/extensions/client_extension.dart
+++ b/lib/pangea/extensions/client_extension.dart
@@ -25,7 +25,8 @@ extension PangeaClient on Client {
       .toList();
 
   Future<List<Room>> get classesAndExchangesImTeaching async {
-    for (final Room space in rooms.where((room) => room.isSpace)) {
+    final allSpaces = rooms.where((room) => room.isSpace);
+    for (final Room space in allSpaces) {
       if (space.getState(EventTypes.RoomPowerLevels) == null) {
         await space.postLoad();
       }