diff --git a/forui_internal_gen/pubspec.yaml b/forui_internal_gen/pubspec.yaml
index a419c3013..6b1f5e643 100644
--- a/forui_internal_gen/pubspec.yaml
+++ b/forui_internal_gen/pubspec.yaml
@@ -19,7 +19,7 @@ dependencies:
   collection: ^1.18.0
   dart_style: ^3.0.1
   meta: ^1.16.0
-  source_gen: ^3.0.0
+  source_gen: 4.0.2
 
 dev_dependencies:
   build_test: ^3.3.2