diff --git a/scripts/upgrade b/scripts/upgrade
index d743010..b299abc 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -119,8 +119,8 @@ apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys CB2DE8E5
 ynh_script_progression --message="Upgrading OnlyOffice..."
 
 # ynh_remove_app_dependencies
-ynh_package_remove onlyoffice-documentserver
-ynh_install_extra_app_dependencies --repo="https://download.onlyoffice.com/repo/debian squeeze main" --package="$extra_dependencies" 
+ynh_package_remove $extra_dependencies
+ynh_install_extra_app_dependencies --repo="https://download.onlyoffice.com/repo/debian squeeze main" --package=$extra_dependencies 
 
 #=================================================
 # CONFIGURE ONLYOFFICE