diff --git a/opm/simulators/flow/FlowProblem.hpp b/opm/simulators/flow/FlowProblem.hpp
index 2989a2d63..428135d76 100644
--- a/opm/simulators/flow/FlowProblem.hpp
+++ b/opm/simulators/flow/FlowProblem.hpp
@@ -323,7 +323,7 @@ public:
         // 1. Command line value (--num-pressure-points-equil=N)
         // 2. EQLDIMS item 2
         // Default value is defined in opm-common/src/opm/input/eclipse/share/keywords/000_Eclipse100/E/EQLDIMS
-        if (Parameters::isSet<TypeTag,int>("NumPressurePointsEquil"))
+        if (Parameters::isSet<TypeTag, Properties::NumPressurePointsEquil>())
         {
             this->numPressurePointsEquil_ = Parameters::get<TypeTag, Properties::NumPressurePointsEquil>();
         } else {
diff --git a/opm/simulators/linalg/FlowLinearSolverParameters.hpp b/opm/simulators/linalg/FlowLinearSolverParameters.hpp
index b231a72e0..bad8e1cb2 100644
--- a/opm/simulators/linalg/FlowLinearSolverParameters.hpp
+++ b/opm/simulators/linalg/FlowLinearSolverParameters.hpp
@@ -279,7 +279,7 @@ namespace Opm
             cpr_reuse_setup_  = Parameters::get<TypeTag, Properties::CprReuseSetup>();
             cpr_reuse_interval_  = Parameters::get<TypeTag, Properties::CprReuseInterval>();
 
-            if (!Parameters::isSet<TypeTag, std::string>("LinearSolver") && cprRequestedInDataFile) {
+            if (!Parameters::isSet<TypeTag, Properties::LinearSolver>() && cprRequestedInDataFile) {
                 linsolver_ = "cpr";
             } else {
                 linsolver_ = Parameters::get<TypeTag, Properties::LinearSolver>();
diff --git a/opm/simulators/linalg/ISTLSolver.hpp b/opm/simulators/linalg/ISTLSolver.hpp
index 3fa327299..1c003e159 100644
--- a/opm/simulators/linalg/ISTLSolver.hpp
+++ b/opm/simulators/linalg/ISTLSolver.hpp
@@ -224,8 +224,8 @@ std::unique_ptr<Matrix> blockJacobiAdjacency(const Grid& grid,
                     para.linsolver_ = "cprw";
                     parameters_.push_back(para);
                     prm_.push_back(setupPropertyTree(parameters_[0],
-                                                     Parameters::isSet<TypeTag,int>("LinearSolverMaxIter"),
-                                                     Parameters::isSet<TypeTag,double>("LinearSolverReduction")));
+                                                     Parameters::isSet<TypeTag,Properties::LinearSolverMaxIter>(),
+                                                     Parameters::isSet<TypeTag,Properties::LinearSolverReduction>()));
                 }
                 {
                     FlowLinearSolverParameters para;
@@ -233,8 +233,8 @@ std::unique_ptr<Matrix> blockJacobiAdjacency(const Grid& grid,
                     para.linsolver_ = "ilu0";
                     parameters_.push_back(para);
                     prm_.push_back(setupPropertyTree(parameters_[1],
-                                                     Parameters::isSet<TypeTag,int>("LinearSolverMaxIter"),
-                                                     Parameters::isSet<TypeTag,double>("LinearSolverReduction")));
+                                                     Parameters::isSet<TypeTag,Properties::LinearSolverMaxIter>(),
+                                                     Parameters::isSet<TypeTag,Properties::LinearSolverReduction>()));
                 }
                 // ------------
             } else {
@@ -242,8 +242,8 @@ std::unique_ptr<Matrix> blockJacobiAdjacency(const Grid& grid,
                 assert(parameters_.size() == 1);
                 assert(prm_.empty());
                 prm_.push_back(setupPropertyTree(parameters_[0],
-                                                 Parameters::isSet<TypeTag,int>("LinearSolverMaxIter"),
-                                                 Parameters::isSet<TypeTag,double>("LinearSolverReduction")));
+                                                 Parameters::isSet<TypeTag,Properties::LinearSolverMaxIter>(),
+                                                 Parameters::isSet<TypeTag,Properties::LinearSolverReduction>()));
             }
             flexibleSolver_.resize(prm_.size());