diff --git a/fix_load_path_mac.py b/bin/fix_load_path_mac.py
similarity index 81%
rename from fix_load_path_mac.py
rename to bin/fix_load_path_mac.py
index 1d69b33a..1825eded 100644
--- a/fix_load_path_mac.py
+++ b/bin/fix_load_path_mac.py
@@ -1,3 +1,8 @@
+"""
+Creates working dylibs on Mac OS X by adding the full path to referenced libraries.
+This fixes ImportErrors that may appear starting with SUNDIALS 2.6.
+
+"""
 import os
 import glob
 import re
@@ -27,4 +32,4 @@ def extract_library(so_file):
 
 for so in sos:
     extract_library(so)
-    print("Done for %s!"%so)
\ No newline at end of file
+    print("Done for %s!"%so)
diff --git a/bin/install-python-packages.sh b/bin/install-python-packages.sh
new file mode 100755
index 00000000..f2aa0347
--- /dev/null
+++ b/bin/install-python-packages.sh
@@ -0,0 +1 @@
+pip install --upgrade cython psutil ipywidgets
diff --git a/bin/install-sundials-2.5.sh b/bin/install-sundials-2.5.sh
deleted file mode 100755
index 33ca05e0..00000000
--- a/bin/install-sundials-2.5.sh
+++ /dev/null
@@ -1,46 +0,0 @@
-#!/bin/bash
-
-# This script installs SUNDIALS locally. It may need to environment
-# variables to work, like 'export CC=gcc' in ARCHER.
-
-SUNDIALS=sundials-2.5.0
-
-set -e
-
-# Create target directory if needed.
-
-HERE_DIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
-FIDIMAG_DIR="$(dirname "$HERE_DIR")"
-LIBS_DIR=${FIDIMAG_DIR}/local
-mkdir -p $LIBS_DIR
-cd ${LIBS_DIR}
-echo "Installing SUNDIALS and FFTW to "$LIBS_DIR"."
-echo "Using CC="$CC" "
-
-download_and_install() {
-    # $1 name of the package
-    # $2 URL where ${1}.tar.gz can be obtained
-    # $3 configure options
-    if [ ! -e ${1}.tar.gz ]; then
-        echo "Downloading "${1}"."
-        wget -q ${2}/${1}.tar.gz
-    fi;
-
-    if [ ! -e ${1} ]; then
-        tar -xzf ${1}.tar.gz
-        cd ${1}
-        echo "Configuring "${1}"."
-        ./configure --quiet --enable-shared --prefix=${LIBS_DIR} $3
-        echo "Compiling and installing "${1}"."
-        {
-            make
-            make install
-        } > /dev/null
-        echo "Done."
-        cd ${LIBS_DIR}
-    fi;
-}
-
-download_and_install ${SUNDIALS} http://ftp.mcs.anl.gov/pub/petsc/externalpackages --disable-lapack
-
-echo "Installation succesful."
diff --git a/bin/install-ubuntu-packages.sh b/bin/install-ubuntu-packages.sh
index ff4ce943..f8a1a097 100755
--- a/bin/install-ubuntu-packages.sh
+++ b/bin/install-ubuntu-packages.sh
@@ -1,4 +1,7 @@
 # required to compile fidimag
-apt-get install python-pip python-numpy python-dev python-scipy cmake
-# required for tests and running it
-apt-get install python-pytest python-pyvtk ipython python-matplotlib
+deps_compilation="python-pip python-numpy python-dev python-scipy cmake"
+
+# required for tests and running fidimag
+deps_live="python-pytest python-pyvtk ipython python-matplotlib"
+
+apt-get install $deps_compilation $deps_live
diff --git a/bin/ubuntu_install_script.sh b/bin/ubuntu_install_script.sh
index 592bff99..d0495696 100755
--- a/bin/ubuntu_install_script.sh
+++ b/bin/ubuntu_install_script.sh
@@ -1,15 +1,13 @@
 echo "Super user authentication required to add packages (you will be \
 prompted for confirmation)."
 sudo bash install-ubuntu-packages.sh
+sudo bash install-python-packages.sh
 bash install-fftw.sh
 bash install-sundials.sh
-sudo pip install cython --upgrade
-sudo pip install psutil ipywidgets
 pushd .. > /dev/null
 make
 
-# Adds Fidimag environment variables to profile.d, if they're not already
-# there.
+# Adds fidimag environment variables to profile.d, if they're not already there.
 FIDIMAG_PROFILE_PATH=/etc/profile.d/fidimag.sh
 if [ ! -e "$FIDIMAG_PROFILE_PATH" ]; then
     echo "Warning: Adding Fidimag to path at $FIDIMAG_PROFILE_PATH."
diff --git a/doc/install.rst b/doc/install.rst
index 70265d86..f5aa0cdd 100644
--- a/doc/install.rst
+++ b/doc/install.rst
@@ -259,7 +259,7 @@ which can be seen by using ``otool -L fidimag/extensions/clib.so``, ::
     /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 1213.0.0)
     /opt/local/lib/libgcc/libgcc_s.1.dylib (compatibility version 1.0.0, current version 1.0.0)
 
-A solution is to change these path manually with ``install_name_tool``, so we have provided a python script (``fix_load_path_mac.py``) to do this.
+A solution is to change these path manually with ``install_name_tool``, so we have provided a python script (``bin/fix_load_path_mac.py``) to do this.
 After run the script, the library path is fixed, for example, the output of the cmd ``otool -L fidimag/extensions/clib.so`` gives ::
 
   fidimag/extensions/neb_clib.so: