diff --git a/profiles/templates/2_ac_install_merge/sys-boot/grub/zz-setup b/profiles/templates/2_ac_install_merge/sys-boot/grub/zz-setup
index 5abe14c9c..3051f8d9a 100644
--- a/profiles/templates/2_ac_install_merge/sys-boot/grub/zz-setup
+++ b/profiles/templates/2_ac_install_merge/sys-boot/grub/zz-setup
@@ -1,3 +1,4 @@
-# Calculate exec=/bin/bash os_root_type!=livecd&&cl_chroot_status==off
+# Calculate exec=/bin/bash cl_ebuild_phase==postinst&&os_root_type!=livecd&&cl_chroot_status==off
+# skipping cl-setup-system, cl-setup-boot, cl-core-setup -n grub, installation in chroot or livecd
 
 cl-setup-boot