diff --git a/manifest.json b/manifest.json
index 9f238c2..cb84099 100644
--- a/manifest.json
+++ b/manifest.json
@@ -15,7 +15,7 @@
         "url": "https://reflexlibre.net"
     },
     "requirements": {
-        "yunohost": ">= 3.1"
+        "yunohost": ">= 2.7.14"
     },
     "multi_instance": true,
     "services": [],
diff --git a/scripts/_common.sh b/scripts/_common.sh
index ea2d66e..f61816a 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -198,3 +198,25 @@ ynh_install_backports () {
 ynh_remove_backports () {
     rm /etc/apt/sources.list.d/$app-stretch-backports.list
 }
+
+ynh_debian_release () {
+	lsb_release --codename --short
+}
+
+is_stretch () {
+	if [ "$(ynh_debian_release)" == "stretch" ]
+	then
+		return 0
+	else
+		return 1
+	fi
+}
+
+is_jessie () {
+	if [ "$(ynh_debian_release)" == "jessie" ]
+	then
+		return 0
+	else
+		return 1
+	fi
+}
diff --git a/scripts/install b/scripts/install
index a173fc5..3fc10e2 100755
--- a/scripts/install
+++ b/scripts/install
@@ -33,13 +33,23 @@ ynh_save_args server ssh_user passphrase on_calendar conf data apps
 # CONFIGURE BACKPORTS
 #=================================================
 # We need borg 1.1+ available only in backports
-ynh_install_backports
-
+if is_stretch; then
+    ynh_install_backports
+fi
 #=================================================
 # STORE SETTINGS FROM MANIFEST
 #=================================================
 ynh_install_app_dependencies $pkg_dependencies
-ynh_package_install -t stretch-backports borgbackup
+if is_stretch; then
+    ynh_package_install -t stretch-backports borgbackup
+else
+    if [ ! -d /opt/borg-env ]; then
+        virtualenv --python=python3 /opt/borg-env
+        /opt/borg-env/bin/python /opt/borg-env/bin/pip install borgbackup
+        echo "#!/bin/bash
+    /opt/borg-env/bin/python /opt/borg-env/bin/borg \"\$@\"" > /usr/local/bin/borg
+    fi
+fi
 
 #=================================================
 # ACTIVATE BACKUP METHODS