diff --git a/include/aidge/operator/MetaOperatorDefs.hpp b/include/aidge/operator/MetaOperatorDefs.hpp
index f80dd38f124a1730519ce6c1e0a4cefcfa8a359a..c9de36b1f032f986f6bd4461198ecff77d64d1f7 100644
--- a/include/aidge/operator/MetaOperatorDefs.hpp
+++ b/include/aidge/operator/MetaOperatorDefs.hpp
@@ -213,8 +213,8 @@ std::shared_ptr<MetaOperator_Op> LSTM_Op(DimSize_t seq_length);
 
 std::shared_ptr<MetaOperator_Op> LeakyOp();
 std::shared_ptr<Node> Leaky(const int nbTimeSteps,
-                            const float threshold,
                             const float beta,
+                            const float threshold = 1.0,
                             const std::string &name = "");
 
 } // namespace Aidge
diff --git a/python_binding/operator/pybind_MetaOperatorDefs.cpp b/python_binding/operator/pybind_MetaOperatorDefs.cpp
index 90edfe791a5a1c87fc18b961eded32358e407c5f..b2811fbaab2b6cd33dc2b105f0044cd8a5edbbc7 100644
--- a/python_binding/operator/pybind_MetaOperatorDefs.cpp
+++ b/python_binding/operator/pybind_MetaOperatorDefs.cpp
@@ -182,8 +182,8 @@ void declare_LSTMOp(py::module &m) {
 void declare_LeakyOp(py::module &m) {
     m.def("Leaky", &Leaky, 
           py::arg("nb_timesteps"),
-          py::arg("threshold"),
           py::arg("beta"),
+          py::arg("threshold") = 1.0,
           py::arg("name") = "");
 }
 
diff --git a/src/operator/MetaOperatorDefs/Leaky.cpp b/src/operator/MetaOperatorDefs/Leaky.cpp
index 17296d1305db1a832e8e055916a95c7ea0a92f00..5513323fd7a003af029bf1bd454b9a1bf4185144 100644
--- a/src/operator/MetaOperatorDefs/Leaky.cpp
+++ b/src/operator/MetaOperatorDefs/Leaky.cpp
@@ -14,8 +14,8 @@ constexpr auto memorizeOpDataOutputRecIndex = 1;
 constexpr auto memorizeOpDataOutputIndex = 0;
 
 std::shared_ptr<Node> Leaky(const int nbTimeSteps,
-                            const float threshold,
                             const float beta,
+                            const float threshold,
                             const std::string &name) {
 
     Log::warn("! Lots of parameters are hardcoded");