diff --git a/solvers/CardiacEPSolver/EquationSystems/Bidomain.cpp b/solvers/CardiacEPSolver/EquationSystems/Bidomain.cpp
index bc437a1211c8ada57e15a7a8789dbe6f8d912261..3f56371cf706b1b77dc25424a1fc588127da7602 100644
--- a/solvers/CardiacEPSolver/EquationSystems/Bidomain.cpp
+++ b/solvers/CardiacEPSolver/EquationSystems/Bidomain.cpp
@@ -157,7 +157,7 @@ namespace Nektar
             if (x->first == "CheckpointCellModel")
             {
                 boost::shared_ptr<FilterCheckpointCellModel> c
-                    = boost::shared_dynamic_cast<FilterCheckpointCellModel>(
+                    = boost::dynamic_pointer_cast<FilterCheckpointCellModel>(
                                                                 m_filters[k]);
                 c->SetCellModel(m_cell);
             }
diff --git a/solvers/CardiacEPSolver/EquationSystems/Monodomain.cpp b/solvers/CardiacEPSolver/EquationSystems/Monodomain.cpp
index 8cbd91a9a98523356c18b55d1975d32027e314fa..dedcf00756d4f34f72018bc89ed8eb528425f699 100644
--- a/solvers/CardiacEPSolver/EquationSystems/Monodomain.cpp
+++ b/solvers/CardiacEPSolver/EquationSystems/Monodomain.cpp
@@ -216,7 +216,7 @@ namespace Nektar
             if (x->first == "CheckpointCellModel")
             {
                 boost::shared_ptr<FilterCheckpointCellModel> c
-                    = boost::shared_dynamic_cast<FilterCheckpointCellModel>(
+                    = boost::dynamic_pointer_cast<FilterCheckpointCellModel>(
                                                                 m_filters[k]);
                 c->SetCellModel(m_cell);
             }