diff --git a/lib/foundation/comic_source/models.dart b/lib/foundation/comic_source/models.dart
index f17c76d..47b20ca 100644
--- a/lib/foundation/comic_source/models.dart
+++ b/lib/foundation/comic_source/models.dart
@@ -342,7 +342,8 @@ class ComicChapters {
     } else if (groupedChapters.isNotEmpty) {
       return ComicChapters.grouped(groupedChapters);
     } else {
-      throw ArgumentError("Empty chapter list");
+      // return a empty list.
+      return ComicChapters(chapters);
     }
   }