diff --git a/packages/smithy/smithy/pubspec.yaml b/packages/smithy/smithy/pubspec.yaml
index 79af956b55..32d1a99132 100644
--- a/packages/smithy/smithy/pubspec.yaml
+++ b/packages/smithy/smithy/pubspec.yaml
@@ -30,7 +30,7 @@ dependencies:
 dev_dependencies:
   amplify_lints: ">=3.1.0 <3.2.0"
   build_runner: ^2.4.9
-  built_value_generator: 8.8.1
+  built_value_generator: 8.9.2
   json_serializable: 6.8.0
   stack_trace: ^1.10.0
   test: ^1.22.1