diff --git a/CHANGELOG.md b/CHANGELOG.md
index 40bbaa39..d4bd32e6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 0.2.1-alpha+4
+
+- Update llc dependency
+
+- Add system messages
+
 ## 0.2.1-alpha+3
 
 - Update llc dependency
diff --git a/pubspec.yaml b/pubspec.yaml
index 3640ef69..3abcdbee 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,7 +1,7 @@
 name: stream_chat_flutter
 homepage: https://github.com/GetStream/stream-chat-flutter
 description: Stream Chat official Flutter SDK. Build your own chat experience using Dart and Flutter.
-version: 0.2.1-alpha+3
+version: 0.2.1-alpha+4
 
 environment:
   sdk: ">=2.3.0 <3.0.0"
@@ -14,15 +14,14 @@ dependencies:
   jiffy: ^3.0.1
   flutter_portal: ^0.1.0
   cached_network_image: ^2.2.0+1
-  flutter_markdown: ^0.3.5
+  flutter_markdown: ^0.4.0
   url_launcher: ^5.4.7
   video_player: ^0.10.11
   chewie: ^0.9.10
   file_picker: ^1.9.0+1
-  image_picker: ^0.6.6+1
+  image_picker: ^0.6.6+4
   flutter_keyboard_visibility: ^2.0.0
-  stream_chat:
-    path: ../stream_chat_dart
+  stream_chat: ^0.2.0-alpha+16
   mime: ^0.9.6+3
   visibility_detector: ^0.1.5
   http_parser: ^3.1.4