diff --git a/packages/stream_chat_v1/lib/channel_file_display_screen.dart b/packages/stream_chat_v1/lib/channel_file_display_screen.dart
index 8806f97..e7be692 100644
--- a/packages/stream_chat_v1/lib/channel_file_display_screen.dart
+++ b/packages/stream_chat_v1/lib/channel_file_display_screen.dart
@@ -1,11 +1,8 @@
 import 'package:example/localizations.dart';
-import 'package:example/routes/routes.dart';
 import 'package:flutter/material.dart';
 import 'package:stream_chat_flutter/stream_chat_flutter.dart';
 import 'package:video_player/video_player.dart';
 
-import 'channel_page.dart';
-
 class ChannelFileDisplayScreen extends StatefulWidget {
   final StreamMessageThemeData messageTheme;
 
diff --git a/packages/stream_chat_v1/lib/chat_info_screen.dart b/packages/stream_chat_v1/lib/chat_info_screen.dart
index 3860229..731050d 100644
--- a/packages/stream_chat_v1/lib/chat_info_screen.dart
+++ b/packages/stream_chat_v1/lib/chat_info_screen.dart
@@ -5,9 +5,7 @@ import 'package:stream_chat_flutter/stream_chat_flutter.dart';
 
 import 'channel_file_display_screen.dart';
 import 'channel_media_display_screen.dart';
-import 'channel_page.dart';
 import 'pinned_messages_screen.dart';
-import 'routes/routes.dart';
 
 /// Detail screen for a 1:1 chat correspondence
 class ChatInfoScreen extends StatefulWidget {
diff --git a/packages/stream_chat_v1/lib/group_info_screen.dart b/packages/stream_chat_v1/lib/group_info_screen.dart
index bf5fec2..529c0a4 100644
--- a/packages/stream_chat_v1/lib/group_info_screen.dart
+++ b/packages/stream_chat_v1/lib/group_info_screen.dart
@@ -11,7 +11,6 @@ import 'channel_media_display_screen.dart';
 import 'channel_page.dart';
 import 'chat_info_screen.dart';
 import 'pinned_messages_screen.dart';
-import 'routes/routes.dart';
 
 class GroupInfoScreen extends StatefulWidget {
   final StreamMessageThemeData messageTheme;
diff --git a/packages/stream_chat_v1/lib/routes/app_routes.dart b/packages/stream_chat_v1/lib/routes/app_routes.dart
index 78593c4..4f913b4 100644
--- a/packages/stream_chat_v1/lib/routes/app_routes.dart
+++ b/packages/stream_chat_v1/lib/routes/app_routes.dart
@@ -1,4 +1,4 @@
-import 'package:collection/src/iterable_extensions.dart';
+import 'package:collection/collection.dart';
 import 'package:example/channel_list_page.dart';
 import 'package:flutter/material.dart';
 import 'package:stream_chat_flutter/stream_chat_flutter.dart';