diff --git a/scripts/Common/Software/GRUB/main.fish b/scripts/Common/Software/GRUB/main.fish
index 225f44e1..5948c21f 100644
--- a/scripts/Common/Software/GRUB/main.fish
+++ b/scripts/Common/Software/GRUB/main.fish
@@ -12,7 +12,7 @@ begin
             /etc/default/grub
 
         sudo grub-install --target=x86_64-efi --efi-directory="$efiDir" --bootloader-id="$(getConfig valhalla.boot.label)"
-        grub-mkconfig -o "$efiDir/grub/grub.cfg"
+        sudo grub-mkconfig -o "$efiDir/grub/grub.cfg"
     end
 
     runInstaller $argv