diff --git a/mhd_rel/magnetic_decay/64_3D_kf10_eta1e-2/src/Makefile.local b/mhd_rel/magnetic_decay/64_3D_kf10_eta1e-2/src/Makefile.local
new file mode 100644
index 0000000..3115c8d
--- /dev/null
+++ b/mhd_rel/magnetic_decay/64_3D_kf10_eta1e-2/src/Makefile.local
@@ -0,0 +1,16 @@
+###                             -*-Makefile-*-
+### Makefile for modular pencil code -- local part
+### Included by `Makefile'
+###
+
+MPICOMM   = nompicomm
+HYDRO     =   hydro
+DENSITY   =   density
+MAGNETIC  =   magnetic
+FORCING   = noforcing
+VISCOSITY =   viscosity
+EOS       =   eos_idealgas
+#SPECIAL   =   special/chiral_mhd
+FOURIER   =   fourier_fftpack
+POWER     =   power_spectrum
+REAL_PRECISION = double
diff --git a/mhd_rel/magnetic_decay/64_3D_kf10_eta1e-2/src/cparam.local b/mhd_rel/magnetic_decay/64_3D_kf10_eta1e-2/src/cparam.local
new file mode 100644
index 0000000..2cc2b3a
--- /dev/null
+++ b/mhd_rel/magnetic_decay/64_3D_kf10_eta1e-2/src/cparam.local
@@ -0,0 +1,9 @@
+!  -*-f90-*-  (for Emacs)    vim:set filetype=fortran:  (for vim)
+!
+!  cparam.local
+!
+!  Local settings concerning grid size and number of CPUs.
+!  This file is included by cparam.f90
+!
+integer, parameter :: ncpus=1,nprocx=1,nprocy=1,nprocz=ncpus/(nprocx*nprocy)
+integer, parameter :: nxgrid=64,nygrid=nxgrid,nzgrid=nxgrid