diff --git a/venv-dev.sh b/venv-dev.sh
deleted file mode 100755
index b5881c61..00000000
--- a/venv-dev.sh
+++ /dev/null
@@ -1,42 +0,0 @@
-#!/bin/bash
-# bash script to install smash in a virtual environnement using Python venv.
-
-env_name=smash-dev
-
-if [ ! -d ${venv_path}/${env_name} ] ; then
-    
-    echo ''
-    echo "Creating a virtual environment for smash..."
-    echo ''
-    
-    # Creating a python environment and activate it
-    python3 -m venv "${env_name}"
-    . ${env_name}/bin/activate
-    
-    echo ''
-    echo "Building smash..."
-    echo ''
-    # Building the code inside the python environnement.
-    pip install -r requirements-dev.txt
-    make
-    
-else
-    echo ''
-    echo "The environnemnt ${env_name} already exists. Remove the directory ${env_name} if you need to re-install smash."
-    echo ''
-fi
-echo '************************************************'
-
-echo ''
-
-echo '************************************************'
-echo "To activate the environment:"
-echo "> . ${env_name}/bin/activate"
-echo "To deactivate the environnement:"
-echo "> deactivate"
-echo "To use the smash package:"
-echo "> . ${env_name}/bin/activate"
-echo "(${env_name})> python"
-echo ">>> import smash"
-echo '************************************************'
-
diff --git a/venv_install.sh b/venv_install.sh
new file mode 100755
index 00000000..df6dda15
--- /dev/null
+++ b/venv_install.sh
@@ -0,0 +1,125 @@
+#!/bin/bash
+#bash script to install SMASH in a virtual environnement using Python venv.
+#The installation has been tested for ubuntu 22.04 only
+#When running this script, you will be prompted for your administrator password to install the required dependencies.
+
+venv_path=~/python_venv
+env_name=smash_1.0
+
+
+#Parse input arguments
+i=1
+until [ $# = 0 ]
+do
+case $1 in
+    --venv_path)
+    shift
+    venv_path=$1
+    echo "venv_path="$venv_path
+    shift
+    ;;
+    --env_name)
+    shift
+    env_name=$1
+    echo "env_name="$env_name
+    shift
+    ;;
+    --help | -h)
+    echo "Installation of the SMASH python package"
+    echo ""
+    echo "Options :" 
+    echo "-h, --help                    Display the help"
+    echo "--venv_path {venv_path}       Specify the folder where the python environnement will be created. Default value is $venv_path"
+    echo "--env_name {env_name}         Specify the name of the python environment that will be created. Default is $env_name"
+    exit 0  
+    ;;
+    *)
+    echo "Unknown options ..."
+    echo "Use --help to see available options."
+    exit 0
+    ;;
+esac
+done
+
+
+if [ ! -d ${venv_path} ] ; then
+    echo "Creating the folder to store the python environnement in ${venv_path}"
+    mkdir ${venv_path}
+fi
+
+#install debian dependencies
+#Warning to the user
+if [ $(cat /etc/*release | grep ^NAME | grep -o Ubuntu) == "Ubuntu" ]; then
+
+    DEB_PACKAGE_NAME="gfortran build-essential gdal-bin libgdal-dev libshp-dev python3-gdal python3-venv python3-dev"
+    echo "==============================================="
+    echo "Make sure you first installed the following package (ubuntu): $DEB_PACKAGE_NAME"
+    echo "==============================================="
+    
+else
+
+    PACKAGE_NAME="gfortran build-essential gdal-bin libgdal-dev libshp-dev python3-gdal python3-venv python3-dev"
+    echo "==============================================="
+    echo "Builging smash require some packages. Make sure you install them first. Install the corresponding package depending your distribution. On Debian/Ubuntu these package are: $PACKAGE_NAME"
+    echo "==============================================="
+    
+fi
+
+
+echo ""
+read -p "Press enter to continue, ctrl+c to abort ..."
+
+
+if [ ! -d "${venv_path}/.venv-${env_name}" ] ; then
+    
+    echo ''
+    echo 'Creating a virtual python environment for Smash...'
+    echo ''
+    
+    #creating a python environment and activate it
+    python3 -m venv "${venv_path}/.venv-${env_name}"
+    ln "${venv_path}/.venv-${env_name}/bin/activate" "${venv_path}/${env_name}"
+    source ${venv_path}/${env_name}
+    
+    #install python dependencies
+    pip install --upgrade pip
+    pip install 'numpy>=1.13,<=1.23'
+    pip install f90wrap
+    pip install wheel
+    pip install rasterio pandas h5py tqdm scipy pyyaml terminaltables matplotlib
+    
+    echo ''
+    echo 'Building Smash...'
+    echo ''
+    
+    make
+    
+    echo ''
+    echo 'Installing extra-package for building the documentation...'
+    echo ''
+    #install extra-package for building the documentation:
+    pip install sphinx numpydoc pydata-sphinx-theme ipython sphinxcontrib-bibtex sphinx-design sphinx-autosummary-accessors pytest pytest-cov black ruff fprettify
+    
+else
+    echo ''
+    echo "The python environnemnt ${venv_path}/${env_name} already exist..."
+    echo ''
+fi
+echo '************************************************'
+
+echo ''
+
+echo '************************************************'
+echo 'To activate the python environment for Smash, run:'
+echo "> source ${venv_path}/${env_name}"
+echo 'To deactivate the python environnement, juste type:'
+echo '>deactivate'
+echo ''
+echo 'To use the smash package run the following commands:'
+echo "> source ${venv_path}/${env_name}"
+echo '>Then launch python:'
+echo '(smash)> python'
+echo 'Import the SMASH package in your python shell:'
+echo '>>> import smash'
+echo '************************************************'
+