diff --git a/exercises/exercise-fluidsystem/exercise3.cc b/exercises/exercise-fluidsystem/exercise3.cc
index 5d811a73f6c8c2999a000032dd5a7545d2dc337c..f3f9ef9e8fdfaacf2edba52f681b072c78599167 100644
--- a/exercises/exercise-fluidsystem/exercise3.cc
+++ b/exercises/exercise-fluidsystem/exercise3.cc
@@ -113,18 +113,13 @@ int main(int argc, char** argv) try
     const auto maxDt = getParam<Scalar>("TimeLoop.MaxTimeStepSize");
     auto dt = getParam<Scalar>("TimeLoop.DtInitial");
 
-    // check if we are about to restart a previously interrupted simulation
-    Scalar restartTime = 0;
-    if (Parameters::getTree().hasKey("Restart") || Parameters::getTree().hasKey("TimeLoop.Restart"))
-        restartTime = getParam<Scalar>("TimeLoop.Restart");
-
     // intialize the vtk output module
     using VtkOutputFields = typename GET_PROP_TYPE(TypeTag, VtkOutputFields);
     VtkOutputModule<TypeTag> vtkWriter(*problem, *fvGridGeometry, *gridVariables, x, problem->name());
     VtkOutputFields::init(vtkWriter); //! Add model specific output fields
 
     // instantiate time loop
-    auto timeLoop = std::make_shared<TimeLoop<Scalar>>(restartTime, dt, tEnd);
+    auto timeLoop = std::make_shared<TimeLoop<Scalar>>(/*start time*/0.0, dt, tEnd);
     timeLoop->setMaxTimeStepSize(maxDt);
 
     // the assembler with time loop for instationary problem
diff --git a/exercises/solution/ex3/exercise3.cc b/exercises/solution/ex3/exercise3.cc
index 5d811a73f6c8c2999a000032dd5a7545d2dc337c..f3f9ef9e8fdfaacf2edba52f681b072c78599167 100644
--- a/exercises/solution/ex3/exercise3.cc
+++ b/exercises/solution/ex3/exercise3.cc
@@ -113,18 +113,13 @@ int main(int argc, char** argv) try
     const auto maxDt = getParam<Scalar>("TimeLoop.MaxTimeStepSize");
     auto dt = getParam<Scalar>("TimeLoop.DtInitial");
 
-    // check if we are about to restart a previously interrupted simulation
-    Scalar restartTime = 0;
-    if (Parameters::getTree().hasKey("Restart") || Parameters::getTree().hasKey("TimeLoop.Restart"))
-        restartTime = getParam<Scalar>("TimeLoop.Restart");
-
     // intialize the vtk output module
     using VtkOutputFields = typename GET_PROP_TYPE(TypeTag, VtkOutputFields);
     VtkOutputModule<TypeTag> vtkWriter(*problem, *fvGridGeometry, *gridVariables, x, problem->name());
     VtkOutputFields::init(vtkWriter); //! Add model specific output fields
 
     // instantiate time loop
-    auto timeLoop = std::make_shared<TimeLoop<Scalar>>(restartTime, dt, tEnd);
+    auto timeLoop = std::make_shared<TimeLoop<Scalar>>(/*start time*/0.0, dt, tEnd);
     timeLoop->setMaxTimeStepSize(maxDt);
 
     // the assembler with time loop for instationary problem