diff --git a/pygeoapi/process/manager/dummy.py b/pygeoapi/process/manager/dummy.py
index 43749c0..8360154 100644
--- a/pygeoapi/process/manager/dummy.py
+++ b/pygeoapi/process/manager/dummy.py
@@ -72,6 +72,7 @@ class DummyManager(BaseManager):
             process_id: str,
             data_dict: dict,
             execution_mode: Optional[RequestedProcessExecutionMode] = None,
+            requested_outputs: Optional[dict] = None,
             subscriber: Optional[Subscriber] = None
     ) -> Tuple[str, str, Any, JobStatus, Optional[Dict[str, str]]]:
         """