diff --git a/scripts/_common.sh b/scripts/_common.sh
index c084b21c..7263215e 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -21,13 +21,14 @@ extra_pkg_dependencies="php7.2-bcmath php7.2-cli php7.2-curl php7.2-exif php7.2-
 
 # Execute a command with Composer
 #
-# usage: ynh_composer_exec [--workdir=$final_path] --commands="commands"
+# usage: ynh_composer_exec --phpversion=phpversion [--workdir=$final_path] --commands="commands"
 # | arg: -w, --workdir - The directory from where the command will be executed. Default $final_path.
 # | arg: -c, --commands - Commands to execute.
 ynh_composer_exec () {
 	# Declare an array to define the options of this helper.
-	local legacy_args=wc
-	declare -Ar args_array=( [w]=workdir= [c]=commands= )
+	local legacy_args=vwc
+	declare -Ar args_array=( [v]=phpversion= [w]=workdir= [c]=commands= )
+	local phpversion
 	local workdir
 	local commands
 	# Manage arguments with getopts
@@ -35,18 +36,19 @@ ynh_composer_exec () {
 	workdir="${workdir:-$final_path}"
 
 	COMPOSER_HOME="$workdir/.composer" \
-		php "$workdir/composer.phar" $commands \
+		php${phpversion} "$workdir/composer.phar" $commands \
 		-d "$workdir" --quiet --no-interaction
 }
 
 # Install and initialize Composer in the given directory
 #
-# usage: ynh_install_composer [--workdir=$final_path]
+# usage: ynh_install_composer --phpversion=phpversion [--workdir=$final_path]
 # | arg: -w, --workdir - The directory from where the command will be executed. Default $final_path.
 ynh_install_composer () {
 	# Declare an array to define the options of this helper.
-	local legacy_args=w
-	declare -Ar args_array=( [w]=workdir= )
+	local legacy_args=vw
+	declare -Ar args_array=( [v]=phpversion= [w]=workdir= )
+	local phpversion
 	local workdir
 	# Manage arguments with getopts
 	ynh_handle_getopts_args "$@"
@@ -54,14 +56,15 @@ ynh_install_composer () {
 
 	curl -sS https://getcomposer.org/installer \
 		| COMPOSER_HOME="$workdir/.composer" \
-		php -- --quiet --install-dir="$workdir" \
+		php${phpversion} -- --quiet --install-dir="$workdir" \
 		|| ynh_die "Unable to install Composer."
 
 	# update dependencies to create composer.lock
-	ynh_composer_exec --workdir="$workdir" --commands="install --no-dev" \
+	ynh_composer_exec --phpversion="${phpversion}" --workdir="$workdir" --commands="install --no-dev" \
 		|| ynh_die "Unable to update core dependencies with Composer."
 }
 
+
 # Install another version of php.
 #
 # usage: ynh_install_php --phpversion=phpversion [--package=packages]
diff --git a/scripts/install b/scripts/install
index 10818d58..c30abeba 100644
--- a/scripts/install
+++ b/scripts/install
@@ -13,6 +13,10 @@ source /usr/share/yunohost/helpers
 # MANAGE SCRIPT FAILURE
 #=================================================
 
+ynh_clean_setup () {
+	### Remove this function if there's nothing to clean before calling the remove script.
+	read -p "key"
+}
 # Exit if an error occurs during the execution of the script
 ynh_abort_if_errors
 
@@ -117,7 +121,7 @@ ynh_add_fpm_config --phpversion="7.2"
 
 chown -R "$app": "$final_path"
 
-ynh_install_composer --workdir="$final_path"
+ynh_install_composer --phpversion="7.2" --workdir="$final_path"
 
 #=================================================
 # SPECIFIC SETUP
diff --git a/scripts/upgrade b/scripts/upgrade
index 775e04db..ae91acb7 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -132,7 +132,7 @@ ynh_add_fpm_config --phpversion="7.2"
 
 chown -R "$app": "$final_path"
 
-ynh_install_composer --workdir="$final_path"
+ynh_install_composer --phpversion="7.2" --workdir="$final_path"
 
 #=================================================
 # DEPLOYMENT