diff --git a/python_binding/operator/pybind_MetaOperatorDefs.cpp b/python_binding/operator/pybind_MetaOperatorDefs.cpp
index f5c5145e0a86d939b96e6d2a579dfa2579f8b3a5..b043ac23c378b9d591b7d1273ebcb5d48a37394a 100644
--- a/python_binding/operator/pybind_MetaOperatorDefs.cpp
+++ b/python_binding/operator/pybind_MetaOperatorDefs.cpp
@@ -122,7 +122,7 @@ void init_MetaOperatorDefs(py::module &m) {
   declare_PaddedMaxPoolingOp<2>(m);
   declare_PaddedMaxPoolingOp<3>(m);
 
-  py::class_<MetaOperator_Op, std::shared_ptr<MetaOperator_Op>, Operator>(m, "MetaOperator_Op", py::multiple_inheritance())
+  py::class_<MetaOperator_Op, std::shared_ptr<MetaOperator_Op>, OperatorTensor>(m, "MetaOperator_Op", py::multiple_inheritance())
   .def("get_micro_graph", &MetaOperator_Op::getMicroGraph);
 
   m.def("meta_operator", &MetaOperator,