diff --git a/processing/pre/spectral_ang2geom.py b/processing/pre/spectral_geomFromAng.py
similarity index 100%
rename from processing/pre/spectral_ang2geom.py
rename to processing/pre/spectral_geomFromAng.py
diff --git a/processing/pre/spectral_minimalSurface.py b/processing/pre/spectral_geomFromMinimalSurface.py
similarity index 100%
rename from processing/pre/spectral_minimalSurface.py
rename to processing/pre/spectral_geomFromMinimalSurface.py
diff --git a/processing/pre/spectral_voronoiTessellation.py b/processing/pre/spectral_geomFromVoronoiTessellation.py
similarity index 100%
rename from processing/pre/spectral_voronoiTessellation.py
rename to processing/pre/spectral_geomFromVoronoiTessellation.py
diff --git a/processing/pre/spectral_vicinityOffset.py b/processing/pre/spectral_geomVicinityOffset.py
similarity index 100%
rename from processing/pre/spectral_vicinityOffset.py
rename to processing/pre/spectral_geomVicinityOffset.py
diff --git a/processing/setup/setup_processing.py b/processing/setup/setup_processing.py
index c52b0bb14..7c668dade 100755
--- a/processing/setup/setup_processing.py
+++ b/processing/setup/setup_processing.py
@@ -49,8 +49,8 @@ if options.compiler not in compilers:
   parser.error('compiler switch "--F90" has to be one out of: %s'%(', '.join(compilers)))
 
 f2py_compiler = {
-                  'gfortran': 'gnu95   --f90flags="-fno-range-check -xf95-cpp-input -std=f2008 -fall-intrinsics -DSpectral -fdefault-real-8 -fdefault-integer-4 -DFLOAT=8 -DINT=4 -I${DAMASK_ROOT}/lib"',
-                  'gnu95':    'gnu95   --f90flags="-fno-range-check -xf95-cpp-input -std=f2008 -fall-intrinsics -DSpectral -fdefault-real-8 -fdefault-integer-4 -DFLOAT=8 -DINT=4 -I${DAMASK_ROOT}/lib"',
+                  'gfortran': 'gnu95   --f90flags="-fno-range-check -xf95-cpp-input -std=f2008 -fall-intrinsics -DSpectral -fdefault-real-8 -fdefault-double-8 -DFLOAT=8 -DINT=4 -I${DAMASK_ROOT}/lib"',
+                  'gnu95':    'gnu95   --f90flags="-fno-range-check -xf95-cpp-input -std=f2008 -fall-intrinsics -DSpectral -fdefault-real-8 -fdefault-double-8 -DFLOAT=8 -DINT=4 -I${DAMASK_ROOT}/lib"',
                   'intel32':  'intel   --f90flags="-fpp -stand f03 -diag-disable 5268 -assume byterecl -DSpectral -real-size 64 -integer-size 32 -DFLOAT=8 -DINT=4 -I${DAMASK_ROOT}/lib"',
                   'intel':    'intelem --f90flags="-fpp -stand f03 -diag-disable 5268 -assume byterecl -DSpectral -real-size 64 -integer-size 32 -DFLOAT=8 -DINT=4 -I${DAMASK_ROOT}/lib"',
                   'ifort':    'intelem --f90flags="-fpp -stand f03 -diag-disable 5268 -assume byterecl -DSpectral -real-size 64 -integer-size 32 -DFLOAT=8 -DINT=4 -I${DAMASK_ROOT}/lib"',
@@ -80,19 +80,19 @@ bin_link = { \
                 'marc_addUserOutput.py',
                 'mentat_pbcOnBoxMesh.py',
                 'mentat_spectralBox.py',
-                'patchFromReconstructedBoundaries.py',
-                'spectral_geomCheck.py',
-                'spectral_geomMultiply.py',
-                'spectral_geomCanvas.py',
-                'spectral_minimalSurface.py',
-                'spectral_vicinityOffset.py',
-                'spectral_ang2geom.py',
-                'spectral_randomSeeding.py',
-                'spectral_geomPack.py',
-                'spectral_geomUnpack.py',
-                'spectral_geomTranslate.py',
-                'spectral_voronoiTessellation.py',
                 'OIMang_hex2cub.py',
+                'patchFromReconstructedBoundaries.py',
+                'spectral_geomCanvas.py',
+                'spectral_geomCheck.py',
+                'spectral_geomFromAng.py',
+                'spectral_geomFromMinimalSurface.py',
+                'spectral_geomFromVoronoiTessellation.py',
+                'spectral_geomMultiply.py',
+                'spectral_geomPack.py',
+                'spectral_geomTranslate.py',
+                'spectral_geomUnpack.py',
+                'spectral_geomVicinityOffset.py',
+                'spectral_randomSeeding.py',
                 ],
         'post' : [
                 '3Dvisualize.py',