diff --git a/scripts/_future.sh b/scripts/_future.sh
deleted file mode 100644
index 82f255c..0000000
--- a/scripts/_future.sh
+++ /dev/null
@@ -1,127 +0,0 @@
-#!/bin/bash
-
-# needed to have "service_name" as an option
-# https://github.com/YunoHost/yunohost/commit/9c4ddcca39d9d6d92bd5f9a23978337e48d0a4e1
-ynh_add_systemd_config () {
-	local service_name="${1:-$app}"
-
-	finalsystemdconf="/etc/systemd/system/$service_name.service"
-	ynh_backup_if_checksum_is_different "$finalsystemdconf"
-	sudo cp ../conf/${2:-systemd.service} "$finalsystemdconf"
-
-	# To avoid a break by set -u, use a void substitution ${var:-}. If the variable is not set, it's simply set with an empty variable.
-	# Substitute in a nginx config file only if the variable is not empty
-	if test -n "${final_path:-}"; then
-		ynh_replace_string "__FINALPATH__" "$final_path" "$finalsystemdconf"
-	fi
-	if test -n "${app:-}"; then
-		ynh_replace_string "__APP__" "$app" "$finalsystemdconf"
-	fi
-	ynh_store_file_checksum "$finalsystemdconf"
-
-	sudo chown root: "$finalsystemdconf"
-	sudo systemctl enable $service_name
-	sudo systemctl daemon-reload
-}
-
-# needed to have "service_name" as an option
-# https://github.com/YunoHost/yunohost/commit/9c4ddcca39d9d6d92bd5f9a23978337e48d0a4e1
-ynh_remove_systemd_config () {
-	local service_name="${1:-$app}"
-
-	local finalsystemdconf="/etc/systemd/system/$service_name.service"
-	if [ -e "$finalsystemdconf" ]; then
-		sudo systemctl stop $service_name
-		sudo systemctl disable $service_name
-		ynh_secure_remove "$finalsystemdconf"
-		sudo systemctl daemon-reload
-	fi
-}
-
-
-# LOCAL ADDITION:
-# save file locally if not in the cache
-#
-# Download, check integrity, uncompress and patch the source from app.src
-ynh_setup_source () {
-    local dest_dir=$1
-    local src_id=${2:-app} # If the argument is not given, source_id equals "app"
-
-    # Load value from configuration file (see above for a small doc about this file
-    # format)
-    local src_url=$(grep 'SOURCE_URL=' "$YNH_CWD/../conf/${src_id}.src" | cut -d= -f2-)
-    local src_sum=$(grep 'SOURCE_SUM=' "$YNH_CWD/../conf/${src_id}.src" | cut -d= -f2-)
-    local src_sumprg=$(grep 'SOURCE_SUM_PRG=' "$YNH_CWD/../conf/${src_id}.src" | cut -d= -f2-)
-    local src_format=$(grep 'SOURCE_FORMAT=' "$YNH_CWD/../conf/${src_id}.src" | cut -d= -f2-)
-    local src_in_subdir=$(grep 'SOURCE_IN_SUBDIR=' "$YNH_CWD/../conf/${src_id}.src" | cut -d= -f2-)
-    local src_filename=$(grep 'SOURCE_FILENAME=' "$YNH_CWD/../conf/${src_id}.src" | cut -d= -f2-)
-
-    # Default value
-    src_sumprg=${src_sumprg:-sha256sum}
-    src_in_subdir=${src_in_subdir:-true}
-    src_format=${src_format:-tar.gz}
-    src_format=$(echo "$src_format" | tr '[:upper:]' '[:lower:]')
-    if [ "$src_filename" = "" ] ; then
-        src_filename="${src_id}.${src_format}"
-    fi
-    local local_src="/var/cache/yunohost/ynh_setup_source/${YNH_APP_ID}/${src_filename}"
-
-    # if cache file exists and the checksum isn't good, download it again
-    # if not, just download the file
-
-    if test -e "$local_src"
-    then
-    	echo "${src_sum} ${local_src}" | ${src_sumprg} -c --status \
-        	|| wget -nv -O $local_src $src_url
-    else
-    	mkdir -p "/var/cache/yunohost/ynh_setup_source/${YNH_APP_ID}"
-    	wget -nv -O $local_src $src_url
-    fi
-    cp $local_src $src_filename
-
-    # Check the control sum
-    echo "${src_sum} ${src_filename}" | ${src_sumprg} -c --status \
-        || ynh_die "Corrupt source"
-
-    # Extract source into the app dir
-    mkdir -p "$dest_dir"
-    if [ "$src_format" = "zip" ]
-    then
-        # Zip format
-        # Using of a temp directory, because unzip doesn't manage --strip-components
-        if $src_in_subdir ; then
-            local tmp_dir=$(mktemp -d)
-            unzip -quo $src_filename -d "$tmp_dir"
-            cp -a $tmp_dir/*/. "$dest_dir"
-            ynh_secure_remove "$tmp_dir"
-        else
-            unzip -quo $src_filename -d "$dest_dir"
-        fi
-    else
-        local strip=""
-        if $src_in_subdir ; then
-            strip="--strip-components 1"
-        fi
-        if [[ "$src_format" =~ ^tar.gz|tar.bz2|tar.xz$ ]] ; then
-            tar -xf $src_filename -C "$dest_dir" $strip
-        else
-            ynh_die "Archive format unrecognized."
-        fi
-    fi
-
-    # Apply patches
-    if (( $(find $YNH_CWD/../sources/patches/ -type f -name "${src_id}-*.patch" 2> /dev/null | wc -l) > "0" )); then
-        local old_dir=$(pwd)
-        (cd "$dest_dir" \
-            && for p in $YNH_CWD/../sources/patches/${src_id}-*.patch; do \
-                patch -p1 < $p; done) \
-            || ynh_die "Unable to apply patches"
-        cd $old_dir
-    fi
-
-    # Add supplementary files
-    if test -e "$YNH_CWD/../sources/extra_files/${src_id}"; then
-        cp -a $YNH_CWD/../sources/extra_files/$src_id/. "$dest_dir"
-    fi
-}
-
diff --git a/scripts/backup b/scripts/backup
index 5e57cd7..dbff544 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -6,15 +6,9 @@
 # IMPORT GENERIC HELPERS
 #=================================================
 
-if [ ! -e _common.sh ]; then
-	# Get the _common.sh file if it's not in the current directory
-	cp ../settings/scripts/_common.sh ./_common.sh
-	cp ../settings/scripts/_future.sh ./_future.sh
-	chmod a+rx _common.sh _future.sh
-fi
-source _common.sh
+#Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
+source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
-source _future.sh
 
 #=================================================
 # MANAGE SCRIPT FAILURE
diff --git a/scripts/install b/scripts/install
index 1df70e6..f234e78 100644
--- a/scripts/install
+++ b/scripts/install
@@ -8,7 +8,6 @@
 
 source _common.sh
 source /usr/share/yunohost/helpers
-source _future.sh
 
 #=================================================
 # MANAGE SCRIPT FAILURE
diff --git a/scripts/remove b/scripts/remove
index 13f9775..14bcf31 100644
--- a/scripts/remove
+++ b/scripts/remove
@@ -9,8 +9,6 @@
 source _common.sh	# Loads the generic functions usually used in the script
 # Source app helpers
 source /usr/share/yunohost/helpers
-source _future.sh
-
 
 #=================================================
 # LOAD SETTINGS
diff --git a/scripts/restore b/scripts/restore
index 7e68436..969f3ca 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -6,15 +6,9 @@
 # IMPORT GENERIC HELPERS
 #=================================================
 
-if [ ! -e _common.sh ]; then
-	# Get the _common.sh file if it's not in the current directory
-	cp ../settings/scripts/_common.sh ./_common.sh
-	cp ../settings/scripts/_future.sh ./_future.sh
-	chmod a+rx _common.sh _future.sh
-fi
-source _common.sh
+#Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
+source ../settings/scripts/_common.sh
 source /usr/share/yunohost/helpers
-source _future.sh
 
 #=================================================
 # MANAGE SCRIPT FAILURE