diff --git a/README.md b/README.md
index 7bebd8d..3854a48 100644
--- a/README.md
+++ b/README.md
@@ -4,8 +4,10 @@ Roundcube for YunoHost
 [Roundcube](https://roundcube.net/) is a browser-based multilingual IMAP client with
 an application-like user interface.
 
+
 **Shipped version:** 1.3.6
 
+
 ![](https://roundcube.net/images/screens/mailview.jpg)
 
 ## Features
diff --git a/manifest.json b/manifest.json
index ea3211f..3d82dc2 100644
--- a/manifest.json
+++ b/manifest.json
@@ -7,8 +7,10 @@
         "fr": "Webmail Open Source"
     },
     "url": "https://roundcube.net/",
+
     "license": "GPL-3",
     "version": "1.3.6~ynh1",
+
     "maintainer": {
         "name": "YunoHost Contributors",
         "email": "apps@yunohost.org"
diff --git a/scripts/_common.sh b/scripts/_common.sh
index a9f36f9..598ec3e 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -6,6 +6,9 @@
 
 # Package dependencies
 pkg_dependencies="php5-cli php5-common php5-intl php5-json php5-mcrypt php-pear php-auth-sasl php-mail-mime php-patchwork-utf8 php-net-smtp php-net-socket php-crypt-gpg php-net-ldap2 php-net-ldap3"
+if [ "$(lsb_release --codename --short)" != "jessie" ]; then
+	pkg_dependencies="$pkg_dependencies php-zip"
+fi
 
 # Plugins version
 contextmenu_version=2.3
diff --git a/scripts/install b/scripts/install
index ad24650..2bc9fee 100644
--- a/scripts/install
+++ b/scripts/install
@@ -57,12 +57,6 @@ ynh_app_setting_set $app with_enigma $with_enigma
 # INSTALL DEPENDENCIES
 #=================================================
 
-# jessie-backports is needed for php-net-ldap3
-grep -q -R 'jessie-backports' /etc/apt/sources.list{,.d} || {
-  echo "deb http://httpredir.debian.org/debian jessie-backports main" \
-    | tee -a /etc/apt/sources.list.d/backports.list >/dev/null
-}
-
 ynh_install_app_dependencies "$pkg_dependencies"
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index ff92958..10be39c 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -61,12 +61,6 @@ path_url=$(ynh_normalize_url_path $path_url)
 # INSTALL DEPENDENCIES
 #=================================================
 
-# jessie-backports is needed for php-net-ldap3
-grep -q -R 'jessie-backports' /etc/apt/sources.list{,.d} || {
-  echo "deb http://httpredir.debian.org/debian jessie-backports main" \
-    | tee -a /etc/apt/sources.list.d/backports.list >/dev/null
-}
-
 ynh_install_app_dependencies "$pkg_dependencies"
 
 #=================================================