diff --git a/base_rest_pydantic/restapi.py b/base_rest_pydantic/restapi.py
index 245ec96a8..ff2cd7d84 100644
--- a/base_rest_pydantic/restapi.py
+++ b/base_rest_pydantic/restapi.py
@@ -122,7 +122,7 @@ def to_openapi_responses(self, service, spec):
         }
 
     def to_json_schema(self, service, spec, direction):
-        schema = self._model_cls.model_json_schema(by_alias=False)
+        schema = self._model_cls.model_json_schema()
         schema_name = schema["title"]
         if schema_name not in spec.components.schemas:
             definitions = schema.pop("$defs", {})