diff --git a/setup.sh b/setup.sh
index 7f39bd5..6ac8828 100644
--- a/setup.sh
+++ b/setup.sh
@@ -89,7 +89,11 @@ do
   # post installation steps for categories
   case $categorie in
     base)
+      message "add flathub.org flatpak repository"
       sudo flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo || error
+      message "sed default grub option"
+      sudo sed -i 's/GRUB_CMDLINE_LINUX_DEFAULT=.*$/GRUB_CMDLINE_LINUX_DEFAULT=\"quiet splash mem_sleep_default=deep\"/g' /etc/default/grub || error
+
       ;;
     gnome)
       sudo flatpak install org.mozilla.firefox com.github.GradienceTeam.Gradience || error