diff --git a/src/storm/utility/ModelInstantiator.cpp b/src/storm/utility/ModelInstantiator.cpp
index ccbb8bda8..5403d6228 100644
--- a/src/storm/utility/ModelInstantiator.cpp
+++ b/src/storm/utility/ModelInstantiator.cpp
@@ -93,7 +93,7 @@ namespace storm {
                     STORM_LOG_ASSERT(parametricEntryIt->getColumn() == constantEntryIt->getColumn(), "Entries of parametric and constant matrix are not at the same position");
                     if(storm::utility::isConstant(parametricEntryIt->getValue())){
                         //Constant entries can be inserted directly
-                        constantEntryIt->setValue(storm::utility::convertNumber<ConstantType>(storm::utility::parametric::getConstantPart(parametricEntryIt->getValue())));
+                        constantEntryIt->setValue(storm::utility::convertNumber<ConstantType>(parametricEntryIt->getValue()));
                     } else {
                         //insert the new function and store that the current constantMatrix entry needs to be set to the value of this function
                         auto functionsIt = functions.insert(std::make_pair(parametricEntryIt->getValue(), dummyValue)).first;
@@ -118,7 +118,7 @@ namespace storm {
                 while(parametricEntryIt != parametricVector.end()){
                     if(storm::utility::isConstant(storm::utility::simplify(*parametricEntryIt))){
                         //Constant entries can be inserted directly
-                        *constantEntryIt = storm::utility::convertNumber<ConstantType>(storm::utility::parametric::getConstantPart(*parametricEntryIt));
+                        *constantEntryIt = storm::utility::convertNumber<ConstantType>(*parametricEntryIt);
                     } else {
                         //insert the new function and store that the current constantVector entry needs to be set to the value of this function
                         auto functionsIt = functions.insert(std::make_pair(*parametricEntryIt, dummyValue)).first;
diff --git a/src/storm/utility/constants.cpp b/src/storm/utility/constants.cpp
index 17a3e00df..e4e3ee1c9 100644
--- a/src/storm/utility/constants.cpp
+++ b/src/storm/utility/constants.cpp
@@ -476,11 +476,6 @@ namespace storm {
             return a.isOne();
         }
         
-        template<>
-        double convertNumber(RationalFunction const& number){
-            return carl::toDouble(number.constantPart());
-        }
-
         template<>
         bool isOne(storm::Polynomial const& a) {
             return a.isOne();
@@ -496,12 +491,6 @@ namespace storm {
             return a.isZero();
         }
         
-        template<>
-        RationalNumber convertNumber(RationalFunction const& number) {
-            STORM_LOG_ASSERT(isConstant(number), "Tried to convert a non-constant number to a constant type.");
-            return number.constantPart();
-        }
-
         template<>
         bool isConstant(storm::RationalFunction const& a) {
             return a.isConstant();
diff --git a/src/storm/utility/parametric.cpp b/src/storm/utility/parametric.cpp
index c96d71d58..78bb0b880 100644
--- a/src/storm/utility/parametric.cpp
+++ b/src/storm/utility/parametric.cpp
@@ -22,11 +22,6 @@ namespace storm {
                 return function.evaluate(valuation);
             }
             
-            template<>
-            typename CoefficientType<storm::RationalFunction>::type getConstantPart<storm::RationalFunction>(storm::RationalFunction const& function){
-                return function.constantPart();
-            }
-                        
             template<>
             void gatherOccurringVariables<storm::RationalFunction>(storm::RationalFunction const& function, std::set<typename VariableType<storm::RationalFunction>::type>& variableSet){
                 function.gatherVariables(variableSet);
diff --git a/src/storm/utility/parametric.h b/src/storm/utility/parametric.h
index a8967cd40..7d51bf1ee 100644
--- a/src/storm/utility/parametric.h
+++ b/src/storm/utility/parametric.h
@@ -36,12 +36,6 @@ namespace storm {
             template<typename FunctionType>
             typename CoefficientType<FunctionType>::type evaluate(FunctionType const& function, Valuation<FunctionType> const& valuation);
             
-            /*!
-             * Retrieves the constant part of the given function.
-             */
-            template<typename FunctionType>
-            typename CoefficientType<FunctionType>::type getConstantPart(FunctionType const& function);
-            
             /*!
              *  Add all variables that occur in the given function to the the given set
              */