diff --git a/src/core/plugins/oas31/wrap-components/model.jsx b/src/core/plugins/oas31/wrap-components/model.jsx
index 1e990fde3f5..45d91ba3fc1 100644
--- a/src/core/plugins/oas31/wrap-components/model.jsx
+++ b/src/core/plugins/oas31/wrap-components/model.jsx
@@ -141,7 +141,7 @@ const ModelWrapper = createOnlyOAS31ComponentWrapper(
         upperFirst: fn.upperFirst,
         isExpandable: makeIsExpandable(
           fn.jsonSchema202012.isExpandable,
-          system
+          getSystem
         ),
         getProperties,
       },