diff --git a/src/core/result.cpp b/src/core/result.cpp
index 24ed729..961626d 100644
--- a/src/core/result.cpp
+++ b/src/core/result.cpp
@@ -40,6 +40,7 @@ void define_result(py::module& m) {
         .def_property_readonly("_pareto_curve", &storm::modelchecker::CheckResult::isParetoCurveCheckResult, "Flag if result is a pareto curve")
         .def_property_readonly("result_for_all_states", &storm::modelchecker::CheckResult::isResultForAllStates, "Flag if result is for all states")
         .def_property_readonly("has_scheduler", &storm::modelchecker::CheckResult::hasScheduler, "Flag if a scheduler is present")
+        .def_property_readonly("has_schield", &storm::modelchecker::CheckResult::hasShield, "Flag if a schield is present")
 
         .def("as_explicit_qualitative", [](storm::modelchecker::CheckResult const& result) {
                 return result.asExplicitQualitativeCheckResult();
@@ -85,6 +86,7 @@ void define_result(py::module& m) {
         }, py::arg("state"), "Get result for given state")
         .def("get_values", [](storm::modelchecker::ExplicitQuantitativeCheckResult<double> const& res) {return res.getValueVector();}, "Get model checking result values for all states")
         .def_property_readonly("scheduler", [](storm::modelchecker::ExplicitQuantitativeCheckResult<double> const& res) {return res.getScheduler();}, "get scheduler")
+        .def_property_readonly("shield", [](storm::modelchecker::ExplicitQuantitativeCheckResult<double> const& res) {return res.getShield();}, "get shield")
     ;
     py::class_<storm::modelchecker::SymbolicQuantitativeCheckResult<storm::dd::DdType::Sylvan, double>, std::shared_ptr<storm::modelchecker::SymbolicQuantitativeCheckResult<storm::dd::DdType::Sylvan, double>>>(m, "SymbolicQuantitativeCheckResult", "Symbolic quantitative model checking result", quantitativeCheckResult)
             .def("clone", [](storm::modelchecker::SymbolicQuantitativeCheckResult<storm::dd::DdType::Sylvan, double> const& dd)  {return dd.clone()->asSymbolicQuantitativeCheckResult<storm::dd::DdType::Sylvan, double>(); })
diff --git a/src/mod_shields.cpp b/src/mod_shields.cpp
index dde4074..ed1a806 100644
--- a/src/mod_shields.cpp
+++ b/src/mod_shields.cpp
@@ -23,8 +23,11 @@ PYBIND11_MODULE(shields, m) {
     define_pet(m);
     define_add(m);
     define_abstract_shield<double, typename storm::storage::SparseMatrix<double>::index_type>(m);
+    define_abstract_shield<storm::RationalNumber, typename storm::storage::SparseMatrix<storm::RationalNumber>::index_type>(m);
     define_pre_shield<double, typename storm::storage::SparseMatrix<double>::index_type>(m);
-    // define_optimal_shield(m);
-    // define_post_shield(m);
-    define_shield_handling<double, typename storm::storage::SparseMatrix<double>::index_type>(m);
+    define_pre_shield<storm::RationalNumber, typename storm::storage::SparseMatrix<storm::RationalNumber>::index_type>(m);
+    define_post_shield<double, typename storm::storage::SparseMatrix<double>::index_type>(m);
+    define_post_shield<storm::RationalNumber, typename storm::storage::SparseMatrix<storm::RationalNumber>::index_type>(m);
+    define_optimal_shield<double, typename storm::storage::SparseMatrix<double>::index_type>(m);
+    define_optimal_shield<storm::RationalNumber, typename storm::storage::SparseMatrix<storm::RationalNumber>::index_type>(m);
 }
diff --git a/src/shields/abstract_shield.cpp b/src/shields/abstract_shield.cpp
index 92d9874..d29475c 100644
--- a/src/shields/abstract_shield.cpp
+++ b/src/shields/abstract_shield.cpp
@@ -17,3 +17,4 @@ void define_abstract_shield(py::module& m) {
 }
 
 template void define_abstract_shield<double, typename storm::storage::SparseMatrix<double>::index_type>(py::module& m);
+template void define_abstract_shield<storm::RationalNumber, typename storm::storage::SparseMatrix<storm::RationalNumber>::index_type>(py::module& m);
\ No newline at end of file
diff --git a/src/shields/optimal_shield.cpp b/src/shields/optimal_shield.cpp
index 0df4a30..6b5ef26 100644
--- a/src/shields/optimal_shield.cpp
+++ b/src/shields/optimal_shield.cpp
@@ -3,9 +3,14 @@
 #include "storm/shields/AbstractShield.h"
 #include "storm/shields/OptimalShield.h"
 
+template <typename ValueType, typename IndexType>
 void define_optimal_shield(py::module& m) {
-    // py::class_<tempest::shields::OptimalShield, tempest::shields::AbstractShield>(m, "OptimalShield")
-    // ;
-}
+    using OptimalShield = tempest::shields::OptimalShield<ValueType, IndexType>;
+    using AbstractShield = tempest::shields::AbstractShield<ValueType, IndexType>;
 
+    py::class_<OptimalShield, AbstractShield>(m, "OptimalShield")
+    ;
+}
 
+template void define_optimal_shield<double, typename storm::storage::SparseMatrix<double>::index_type>(py::module& m);
+template void define_optimal_shield<storm::RationalNumber, typename storm::storage::SparseMatrix<storm::RationalNumber>::index_type>(py::module& m);
\ No newline at end of file
diff --git a/src/shields/optimal_shield.h b/src/shields/optimal_shield.h
index d91ebb8..fd35e21 100644
--- a/src/shields/optimal_shield.h
+++ b/src/shields/optimal_shield.h
@@ -2,4 +2,5 @@
 
 #include "common.h"
 
+template <typename ValueType, typename IndexType>
 void define_optimal_shield(py::module& m);
diff --git a/src/shields/post_shield.cpp b/src/shields/post_shield.cpp
index d9c65d8..87d449a 100644
--- a/src/shields/post_shield.cpp
+++ b/src/shields/post_shield.cpp
@@ -1,6 +1,17 @@
 #include "post_shield.h"
 
+#include "storm/shields/AbstractShield.h"
+#include "storm/shields/PostShield.h"
 
+template <typename ValueType, typename IndexType>
 void define_post_shield(py::module& m) {
+    using PostShield = tempest::shields::PostShield<ValueType, IndexType>;
+    using AbstractShield = tempest::shields::AbstractShield<ValueType, IndexType>;
+    
+    py::class_<PostShield, AbstractShield>(m, "PostShield")
+    ;
+}
 
-}
\ No newline at end of file
+
+template void define_post_shield<double, typename storm::storage::SparseMatrix<double>::index_type>(py::module& m);
+template void define_post_shield<storm::RationalNumber, typename storm::storage::SparseMatrix<storm::RationalNumber>::index_type>(py::module& m);
\ No newline at end of file
diff --git a/src/shields/post_shield.h b/src/shields/post_shield.h
index 01d05d1..24421d8 100644
--- a/src/shields/post_shield.h
+++ b/src/shields/post_shield.h
@@ -2,4 +2,5 @@
 
 #include "common.h"
 
+template <typename ValueType, typename IndexType>
 void define_post_shield(py::module& m);
\ No newline at end of file
diff --git a/src/shields/pre_shield.cpp b/src/shields/pre_shield.cpp
index 9cf218e..da36556 100644
--- a/src/shields/pre_shield.cpp
+++ b/src/shields/pre_shield.cpp
@@ -19,3 +19,4 @@ void define_pre_shield(py::module& m) {
 }
 
 template void define_pre_shield<double, typename storm::storage::SparseMatrix<double>::index_type>(py::module& m);
+template void define_pre_shield<storm::RationalNumber, typename storm::storage::SparseMatrix<storm::RationalNumber>::index_type>(py::module& m);
\ No newline at end of file