diff --git a/python_binding/operator/pybind_OperatorTensor.cpp b/python_binding/operator/pybind_OperatorTensor.cpp
index f5c95b2c6d1ba0ae7b23e9748896b26f973333a7..ce34dea158e6df1466db415b2539962c2113d42b 100644
--- a/python_binding/operator/pybind_OperatorTensor.cpp
+++ b/python_binding/operator/pybind_OperatorTensor.cpp
@@ -21,7 +21,7 @@ void init_OperatorTensor(py::module& m){
     py::class_<OperatorTensor, std::shared_ptr<OperatorTensor>, Operator>(m, "OperatorTensor")
     .def("get_output", &OperatorTensor::getOutput, py::arg("outputIdx"))
     .def("get_input", &OperatorTensor::getInput, py::arg("inputIdx"))
-    .def("output_dims_forwarded", &Operator::outputDimsForwarded)
+    .def("output_dims_forwarded", &OperatorTensor::outputDimsForwarded)
     ;
 }
 }