diff --git a/packages/smithy/smithy_aws/pubspec.yaml b/packages/smithy/smithy_aws/pubspec.yaml
index b81cbd666c..ddf540144a 100644
--- a/packages/smithy/smithy_aws/pubspec.yaml
+++ b/packages/smithy/smithy_aws/pubspec.yaml
@@ -27,7 +27,7 @@ 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
   file: ">=6.0.0 <8.0.0"
   glob: ^2.0.2
   json_serializable: 6.8.0