diff --git a/packages/stream_chat/CHANGELOG.md b/packages/stream_chat/CHANGELOG.md
index 6112155e..7dbc4a94 100644
--- a/packages/stream_chat/CHANGELOG.md
+++ b/packages/stream_chat/CHANGELOG.md
@@ -1,3 +1,8 @@
+## Upcoming
+
+🐞 Fixed
+- [[#1081]](https://github.com/GetStream/stream-chat-flutter/issues/1081) Fixed a bug with user reconnection.
+
 ## 3.6.0
 
 🐞 Fixed
diff --git a/packages/stream_chat/lib/src/ws/websocket.dart b/packages/stream_chat/lib/src/ws/websocket.dart
index de5475ce..a26bd1f6 100644
--- a/packages/stream_chat/lib/src/ws/websocket.dart
+++ b/packages/stream_chat/lib/src/ws/websocket.dart
@@ -155,7 +155,7 @@ class WebSocket with TimerHelper {
     final token = await tokenManager.loadToken(refresh: refreshToken);
     final params = {
       'user_id': user.id,
-      if (includeUserDetails) 'user_details': user,
+      'user_details': includeUserDetails ? user : {'id': user.id},
       'user_token': token.rawValue,
       'server_determines_connection_id': true,
     };