diff --git a/python_binding/operator/pybind_GenericOperator.cpp b/python_binding/operator/pybind_GenericOperator.cpp
index 2b146c768003fa825b2cf6cacf88c6767c567a66..a077ac3d2f3f45669ee78a4ecfb86e648845409b 100644
--- a/python_binding/operator/pybind_GenericOperator.cpp
+++ b/python_binding/operator/pybind_GenericOperator.cpp
@@ -52,6 +52,6 @@ void init_GenericOperator(py::module& m) {
             }
             return genericNode;
         }
-    , py::arg("type"), py::arg("nb_data"), py::arg("nb_param"), py::arg("nb_out"), py::arg("name") = "");
+    , py::arg("type"), py::arg("nb_data"), py::arg("nb_param"), py::arg("nb_out"), py::arg("name") = "", py::kw_only());
 }
 }  // namespace Aidge