diff --git a/src/ocrd_network/cli/client.py b/src/ocrd_network/cli/client.py
index f4bf216992..f6593fb147 100644
--- a/src/ocrd_network/cli/client.py
+++ b/src/ocrd_network/cli/client.py
@@ -136,8 +136,6 @@ def send_processing_job_request(
     if page_id:
         req_params["page_id"] = page_id
     req_params["parameters"] = set_json_key_value_overrides(parse_json_string_or_file(*parameter), *parameter_override)
-    if parameter_override:
-        req_params["parameters"] = parameter_override
     if result_queue_name:
         req_params["result_queue_name"] = result_queue_name
     if callback_url: