diff --git a/scripts/upgrade b/scripts/upgrade
index 639d2fe..e233114 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -5,34 +5,28 @@ set -eu
 
 # See comments in install script
 app=$YNH_APP_INSTANCE_NAME
+final_path=/opt/yunohost/$app
 
 # Source YunoHost helpers
 source /usr/share/yunohost/helpers
-source _common.sh
 
-# Retrieve app settings
-domain=$(ynh_app_setting_get "$app" domain)
-password=$(ynh_app_setting_get "$app" password)
-is_public=$(ynh_app_setting_get "$app" is_public)
-nextclouddomain=$(ynh_app_setting_get "$app" nextclouddomain)
-
-
-# Set permissions to app files
-# you may need to make some file and/or directory writeable by www-data (nginx user)
-sudo chown -R root: $src_path
+# Stop streama service
+systemctl stop streama
 
 #=================================================
-# UPGRADE COLLABORA
+# DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
-ynh_package_update
-ynh_install_app_dependencies loolwsd code-brand
+
+ynh_app_setting_set $app final_path $final_path
+# Download, check integrity, uncompress and patch the source from app.src
+ynh_setup_source "$final_path"
 
 #=================================================
 # NGINX CONFIGURATION
 #=================================================
 
 # Create a dedicated nginx config
-ynh_add_nginx_config
+#ynh_add_nginx_config
 
 
 #=================================================
@@ -44,12 +38,27 @@ ynh_add_nginx_config
 #systemctl restart loolwsd
 
 
+#=================================================
+# GENERIC FINALIZATION
+#=================================================
+# SECURE FILES AND DIRECTORIES
+#=================================================
+### For security reason, any app should set the permissions to root: before anything else.
+### Then, if write authorization is needed, any access should be given only to directories
+### that really need such authorization.
+
+# Set permissions to app files
+mkdir -p $final_path/data/streama
+ln -s $final_path/data/streama /home/yunohost.app/streama
+chown -R $app: $final_path
+cp -a "../conf/convert.sh" /usr/bin/convert_movies
+chmod +x /usr/bin/convert_movies
 
 # If app is public, add url to SSOWat conf as skipped_uris
-if [[ $is_public -eq 1 ]]; then
+#if [[ $is_public -eq 1 ]]; then
   # See install script
-  ynh_app_setting_set "$app" unprotected_uris "/"
-fi
+#  ynh_app_setting_set "$app" unprotected_uris "/"
+#fi
 
-# Reload nginx service
-systemctl restart nginx
+# Start streama service
+systemctl start streama