diff --git a/marshmallow_jsonschema/extensions/react_jsonschema_form.py b/marshmallow_jsonschema/extensions/react_jsonschema_form.py
index 66c3397..fd39f88 100644
--- a/marshmallow_jsonschema/extensions/react_jsonschema_form.py
+++ b/marshmallow_jsonschema/extensions/react_jsonschema_form.py
@@ -51,5 +51,7 @@ def _dump_uischema_iter(self, obj, many=None, *args):
             yield k, v
 
         for field_name, field in obj.fields.items():
+            # NOTE: doubled up to maintain backwards compatibility
             metadata = field.metadata.get("metadata", {})
+            metadata.update(field.metadata)
             yield field_name, {k: v for k, v in metadata.items() if k.startswith("ui:")}