diff --git a/packages/stream_chat_flutter_core/lib/src/message_search_bloc.dart b/packages/stream_chat_flutter_core/lib/src/message_search_bloc.dart
index d9d5933d..cd4fa9f7 100644
--- a/packages/stream_chat_flutter_core/lib/src/message_search_bloc.dart
+++ b/packages/stream_chat_flutter_core/lib/src/message_search_bloc.dart
@@ -43,7 +43,10 @@ class MessageSearchBlocState extends State<MessageSearchBloc>
     with AutomaticKeepAliveClientMixin {
   late StreamChatCoreState _streamChatCoreState;
 
+  /// The key used to paginate next items.
   String? nextId;
+
+  /// The key used to paginate previous items.
   String? previousId;
 
   /// The current messages list