diff --git a/conf/nginx.conf b/conf/nginx.conf
index cfdefca..85c32c3 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -4,6 +4,9 @@ location __PATH__/ {
   # Path to source
   alias __FINALPATH__/ ;
 
+  client_max_body_size 100M;
+  autoindex off;
+
   # Force usage of https
   if ($scheme = http) {
     rewrite ^ https://$server_name$request_uri? permanent;
diff --git a/scripts/_common.sh b/scripts/_common.sh
index d7614e9..3a32823 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -6,6 +6,8 @@
 
 YNH_PHP_VERSION="7.3"
 
+extra_php_dependencies="php${YNH_PHP_VERSION}-fpm php${YNH_PHP_VERSION}-common php${YNH_PHP_VERSION}-mbstring php${YNH_PHP_VERSION}-xmlrpc php${YNH_PHP_VERSION}-sqlite3 php${YNH_PHP_VERSION}-soap php${YNH_PHP_VERSION}-gd php${YNH_PHP_VERSION}-xml php${YNH_PHP_VERSION}-cli php${YNH_PHP_VERSION}-curl php${YNH_PHP_VERSION}-zip"
+
 #=================================================
 # PERSONAL HELPERS
 #=================================================
diff --git a/scripts/install b/scripts/install
index 758af0c..c6a2a93 100644
--- a/scripts/install
+++ b/scripts/install
@@ -80,7 +80,7 @@ ynh_system_user_create --username=$app
 ynh_script_progression --message="Configuring PHP-FPM..." --weight=2
 
 # Create a dedicated PHP-FPM config
-ynh_add_fpm_config --phpversion=$YNH_PHP_VERSION
+ynh_add_fpm_config --phpversion=$YNH_PHP_VERSION --package="$extra_php_dependencies"
 phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
 
 #=================================================
@@ -88,7 +88,8 @@ phpversion=$(ynh_app_setting_get --app=$app --key=phpversion)
 #=================================================
 
 # Set permissions to app files
-chown -R $app: $final_path
+chown -R www-data:www-data $final_path
+chmod -R 755 $final_path
 
 #=================================================
 # SETUP SSOWAT
diff --git a/scripts/restore b/scripts/restore
index a0de85a..85a6cf7 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -67,7 +67,8 @@ ynh_system_user_create --username=$app
 #=================================================
 
 # Restore permissions on app files
-chown -R $app: $final_path
+chown -R www-data:www-data $final_path
+chmod -R 755 $final_path
 
 #=================================================
 # RESTORE THE PHP-FPM CONFIGURATION
diff --git a/scripts/upgrade b/scripts/upgrade
index 77c47f1..53f1270 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -95,15 +95,7 @@ ynh_system_user_create --username=$app
 ynh_script_progression --message="Upgrading PHP-FPM configuration..." --time --weight=1
 
 # Create a dedicated php-fpm config
-ynh_add_fpm_config
-
-#=================================================
-# SETUP SYSTEMD
-#=================================================
-ynh_script_progression --message="Upgrading systemd configuration..." --time --weight=1
-
-# Create a dedicated systemd config
-ynh_add_systemd_config --phpversion=$YNH_PHP_VERSION
+ynh_add_fpm_config --phpversion=$YNH_PHP_VERSION --package="$extra_php_dependencies"
 
 #=================================================
 # GENERIC FINALIZATION
@@ -112,7 +104,8 @@ ynh_add_systemd_config --phpversion=$YNH_PHP_VERSION
 #=================================================
 
 # Set permissions on app files
-chown -R $app: $final_path
+chown -R www-data:www-data $final_path
+chmod -R 755 $final_path
 
 #=================================================
 # INTEGRATE SERVICE IN YUNOHOST