diff --git a/opm/simulators/utils/ParallelRestart.cpp b/opm/simulators/utils/ParallelRestart.cpp
index 04ee176b1..dde9e291e 100644
--- a/opm/simulators/utils/ParallelRestart.cpp
+++ b/opm/simulators/utils/ParallelRestart.cpp
@@ -25,9 +25,6 @@
 #include <opm/common/OpmLog/Location.hpp>
 #include <opm/parser/eclipse/EclipseState/EclipseConfig.hpp>
 #include <opm/parser/eclipse/EclipseState/Runspec.hpp>
-#include <opm/parser/eclipse/EclipseState/Grid/Fault.hpp>
-#include <opm/parser/eclipse/EclipseState/Grid/FaultCollection.hpp>
-#include <opm/parser/eclipse/EclipseState/Grid/FaultFace.hpp>
 #include <opm/parser/eclipse/EclipseState/InitConfig/Equil.hpp>
 #include <opm/parser/eclipse/EclipseState/InitConfig/FoamConfig.hpp>
 #include <opm/parser/eclipse/EclipseState/InitConfig/InitConfig.hpp>
@@ -1554,27 +1551,6 @@ std::size_t packSize(const EclipseConfig& data,
            packSize(data.io(), comm);
 }
 
-std::size_t packSize(const FaultFace& data,
-                     Dune::MPIHelper::MPICommunicator comm)
-{
-    return packSize(data.getIndices(), comm) +
-           packSize(data.getDir(), comm);
-}
-
-std::size_t packSize(const Fault& data,
-                     Dune::MPIHelper::MPICommunicator comm)
-{
-    return packSize(data.getName(), comm) +
-           packSize(data.getTransMult(), comm) +
-           packSize(data.getFaceList(), comm);
-}
-
-std::size_t packSize(const FaultCollection& data,
-                     Dune::MPIHelper::MPICommunicator comm)
-{
-    return packSize(data.getFaults(), comm);
-}
-
 std::size_t packSize(const SolventDensityTable& data,
                      Dune::MPIHelper::MPICommunicator comm)
 {
@@ -3075,30 +3051,6 @@ void pack(const EclipseConfig& data,
     pack(data.io(), buffer, position, comm);
 }
 
-void pack(const FaultFace& data,
-          std::vector<char>& buffer, int& position,
-          Dune::MPIHelper::MPICommunicator comm)
-{
-    pack(data.getIndices(), buffer, position, comm);
-    pack(data.getDir(), buffer, position, comm);
-}
-
-void pack(const Fault& data,
-          std::vector<char>& buffer, int& position,
-          Dune::MPIHelper::MPICommunicator comm)
-{
-    pack(data.getName(), buffer, position, comm);
-    pack(data.getTransMult(), buffer, position, comm);
-    pack(data.getFaceList(), buffer, position, comm);
-}
-
-void pack(const FaultCollection& data,
-          std::vector<char>& buffer, int& position,
-          Dune::MPIHelper::MPICommunicator comm)
-{
-    pack(data.getFaults(), buffer, position, comm);
-}
-
 void pack(const SolventDensityTable& data,
           std::vector<char>& buffer, int& position,
           Dune::MPIHelper::MPICommunicator comm)
@@ -5222,42 +5174,6 @@ void unpack(EclipseConfig& data,
     data = EclipseConfig(init, io);
 }
 
-void unpack(FaultFace& data,
-            std::vector<char>& buffer, int& position,
-            Dune::MPIHelper::MPICommunicator comm)
-{
-    std::vector<size_t> indices;
-    FaceDir::DirEnum dir;
-
-    unpack(indices, buffer, position, comm);
-    unpack(dir, buffer, position, comm);
-    data = FaultFace(indices, dir);
-}
-
-void unpack(Fault& data,
-            std::vector<char>& buffer, int& position,
-            Dune::MPIHelper::MPICommunicator comm)
-{
-    std::string name;
-    double transMult;
-    std::vector<FaultFace> faceList;
-
-    unpack(name, buffer, position, comm);
-    unpack(transMult, buffer, position, comm);
-    unpack(faceList, buffer, position, comm);
-    data = Fault(name, transMult, faceList);
-}
-
-void unpack(FaultCollection& data,
-            std::vector<char>& buffer, int& position,
-            Dune::MPIHelper::MPICommunicator comm)
-{
-    OrderedMap<std::string, Fault> faults;
-
-    unpack(faults, buffer, position, comm);
-    data = FaultCollection(faults);
-}
-
 void unpack(SolventDensityTable& data, std::vector<char>& buffer, int& position,
             Dune::MPIHelper::MPICommunicator comm)
 {
diff --git a/opm/simulators/utils/ParallelRestart.hpp b/opm/simulators/utils/ParallelRestart.hpp
index a4c32bc5b..884fbd696 100644
--- a/opm/simulators/utils/ParallelRestart.hpp
+++ b/opm/simulators/utils/ParallelRestart.hpp
@@ -82,9 +82,6 @@ class EndpointScaling;
 class Equil;
 class EquilRecord;
 class Events;
-class Fault;
-class FaultCollection;
-class FaultFace;
 class FoamConfig;
 class FoamData;
 class InitConfig;
@@ -526,9 +523,6 @@ ADD_PACK_PROTOTYPES(Equil)
 ADD_PACK_PROTOTYPES(Eqldims)
 ADD_PACK_PROTOTYPES(EquilRecord)
 ADD_PACK_PROTOTYPES(Events)
-ADD_PACK_PROTOTYPES(Fault)
-ADD_PACK_PROTOTYPES(FaultCollection)
-ADD_PACK_PROTOTYPES(FaultFace)
 ADD_PACK_PROTOTYPES(FoamConfig)
 ADD_PACK_PROTOTYPES(FoamData)
 ADD_PACK_PROTOTYPES(GConSale)
diff --git a/tests/test_ParallelRestart.cpp b/tests/test_ParallelRestart.cpp
index 898d07237..dd870c120 100644
--- a/tests/test_ParallelRestart.cpp
+++ b/tests/test_ParallelRestart.cpp
@@ -2300,7 +2300,7 @@ BOOST_AUTO_TEST_CASE(FaultFace)
 {
 #ifdef HAVE_MPI
     Opm::FaultFace val1({1,2,3,4,5,6}, Opm::FaceDir::YPlus);
-    auto val2 = PackUnpack(val1);
+    auto val2 = PackUnpack2(val1);
     DO_CHECKS(FaultFace)
 #endif
 }
@@ -2310,7 +2310,7 @@ BOOST_AUTO_TEST_CASE(Fault)
 {
 #ifdef HAVE_MPI
     Opm::Fault val1("test", 1.0, {{{1,2,3,4,5,6}, Opm::FaceDir::YPlus}});
-    auto val2 = PackUnpack(val1);
+    auto val2 = PackUnpack2(val1);
     DO_CHECKS(Fault)
 #endif
 }
@@ -2340,7 +2340,7 @@ BOOST_AUTO_TEST_CASE(FaultCollection)
     Opm::OrderedMap<std::string, Opm::Fault> faults;
     faults.insert({"test2", fault});
     Opm::FaultCollection val1(faults);
-    auto val2 = PackUnpack(val1);
+    auto val2 = PackUnpack2(val1);
     DO_CHECKS(FaultCollection)
 #endif
 }