diff --git a/packages/amplify/amplify_flutter/pubspec.yaml b/packages/amplify/amplify_flutter/pubspec.yaml
index dc68ae3183..2ffed5645b 100644
--- a/packages/amplify/amplify_flutter/pubspec.yaml
+++ b/packages/amplify/amplify_flutter/pubspec.yaml
@@ -34,4 +34,4 @@ dev_dependencies:
   build_runner: ^2.4.9
   flutter_test:
     sdk: flutter
-  json_serializable: 6.8.0
+  json_serializable: 6.9.3