diff --git a/src/storage/valuation.cpp b/src/storage/valuation.cpp
index 1cbce5a..7b9df75 100644
--- a/src/storage/valuation.cpp
+++ b/src/storage/valuation.cpp
@@ -10,7 +10,7 @@ std::string toJson(storm::storage::sparse::StateValuations const& valuations, st
     return valuations.toJson(stateIndex, selectedVariables).dump();
 }
 
-void add_state(storm::storage::sparse::StateValuationsBuilder& builder, storm::storage::sparse::state_type const& state, std::vector<bool>&& booleanValues = {}, std::vector<int64_t>&& integerValues = {}, std::vector<storm::RationalNumber>&& rationalValues = {}) {
+void add_state(storm::storage::sparse::StateValuationsBuilder& builder, storm::storage::sparse::state_type const& state, std::vector<bool>&& booleanValues, std::vector<int64_t>&& integerValues, std::vector<storm::RationalNumber>&& rationalValues) {
     return builder.addState(state, std::move(booleanValues), std::move(integerValues), std::move(rationalValues));
 }
 
@@ -31,7 +31,7 @@ void define_statevaluation(py::module& m) {
     py::class_<storm::storage::sparse::StateValuationsBuilder, std::shared_ptr<storm::storage::sparse::StateValuationsBuilder>>(m,"StateValuationsBuilder")
             .def(py::init<>())
             .def("add_variable", &storm::storage::sparse::StateValuationsBuilder::addVariable, py::arg("variable"), "Adds a new variable")
-            .def("add_state", &add_state,py::arg("state"),py::arg("boolean_values"), py::arg("integer_values"), py::arg("rational_values"), "Adds a new state, no more variables should be added afterwards")
+            .def("add_state", &add_state, py::arg("state"), py::arg("boolean_values") = std::vector<bool>(), py::arg("integer_values") = std::vector<int64_t>(), py::arg("rational_values") = std::vector<storm::RationalNumber>(), "Adds a new state, no more variables should be added afterwards")
             .def("build", &storm::storage::sparse::StateValuationsBuilder::build, "Creates the finalized state valuations object")
             ;
 
diff --git a/tests/storage/test_model_components.py b/tests/storage/test_model_components.py
index a7efffc..35621e1 100644
--- a/tests/storage/test_model_components.py
+++ b/tests/storage/test_model_components.py
@@ -76,9 +76,9 @@ class TestSparseModelComponents:
 
 
         for s in range(7):
-            v_builder.add_state(state=s,boolean_values=[],integer_values=[s,0],rational_values=[])
+            v_builder.add_state(state=s,integer_values=[s,0])
         for s in range(7,13):
-            v_builder.add_state(state=s,boolean_values=[],integer_values=[7,s-6],rational_values=[])
+            v_builder.add_state(state=s,integer_values=[7,s-6])
 
         state_valuations = v_builder.build(13)