diff --git a/lib/api_client/pubspec.yaml b/lib/api_client/pubspec.yaml
index a1609a9c..92720b81 100644
--- a/lib/api_client/pubspec.yaml
+++ b/lib/api_client/pubspec.yaml
@@ -15,6 +15,6 @@ dependencies:
   built_collection: '>=5.1.1 <6.0.0'
 
 dev_dependencies:
-  built_value_generator: '>=8.4.0 <9.0.0'
+  built_value_generator: ^8.4.0
   build_runner: any
   test: '^1.16.0'