diff --git a/code/mpie_cpfem_abaqus.f b/code/mpie_cpfem_abaqus.f
index d82e1f4bb..4238b9a1b 100644
--- a/code/mpie_cpfem_abaqus.f
+++ b/code/mpie_cpfem_abaqus.f
@@ -45,7 +45,7 @@ END MODULE
  include "lattice.f90"          ! uses prec, math, IO, material
  include "constitutive_phenopowerlaw.f90" ! uses prec, math, IO, latt ice, material, debug
  include "constitutive_j2.f90"            ! uses prec, math, IO, latt ice, material, debug
- include "constitutive_dislobased.f90"    ! uses prec, math, IO, latt ice, material, debug
+ include "constitutive_dislotwin.f90"    ! uses prec, math, IO, latt ice, material, debug
  include "constitutive_nonlocal.f90"      ! uses prec, math, IO, latt ice, material, debug
  include "constitutive.f90"     ! uses prec, IO, math, lattice, mesh, debug
  include "crystallite.f90"      ! uses prec, math, IO, numerics
diff --git a/code/mpie_cpfem_marc.f90 b/code/mpie_cpfem_marc.f90
index 9c9a23485..43b0f5073 100644
--- a/code/mpie_cpfem_marc.f90
+++ b/code/mpie_cpfem_marc.f90
@@ -63,7 +63,7 @@ END MODULE
  include "lattice.f90"          ! uses prec, math, IO, material
  include "constitutive_phenopowerlaw.f90" ! uses prec, math, IO, lattice, material, debug
  include "constitutive_j2.f90"            ! uses prec, math, IO, lattice, material, debug
- include "constitutive_dislobased.f90"    ! uses prec, math, IO, lattice, material, debug
+ include "constitutive_dislotwin.f90"    ! uses prec, math, IO, lattice, material, debug
  include "constitutive_nonlocal.f90"      ! uses prec, math, IO, lattice, material, debug
  include "constitutive.f90"     ! uses prec, IO, math, lattice, mesh, debug
  include "crystallite.f90"      ! uses prec, math, IO, numerics