diff --git a/scripts/upgrade b/scripts/upgrade
index 2a95c80..d743010 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -111,7 +111,7 @@ ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies
 ynh_script_progression --message="Add OnlyOffice repository..."
 
 apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys CB2DE8E5
-ynh_install_extra_repo --repo="deb http://download.onlyoffice.com/repo/debian squeeze main" --append
+#ynh_install_extra_repo --repo="deb http://download.onlyoffice.com/repo/debian squeeze main" --append
 
 #=================================================
 # UPGRADE ONLYOFFICE
@@ -119,14 +119,8 @@ ynh_install_extra_repo --repo="deb http://download.onlyoffice.com/repo/debian sq
 ynh_script_progression --message="Upgrading OnlyOffice..."
 
 # ynh_remove_app_dependencies
-ynh_exec_warn_less ynh_add_app_dependencies --package=$extra_dependencies
-
-#=================================================
-# UPGRADE DEPENDENCIES
-#=================================================
-ynh_script_progression --message="Upgrading dependencies..."
-
-ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies
+ynh_package_remove onlyoffice-documentserver
+ynh_install_extra_app_dependencies --repo="https://download.onlyoffice.com/repo/debian squeeze main" --package="$extra_dependencies" 
 
 #=================================================
 # CONFIGURE ONLYOFFICE