diff --git a/src/modules/bootloader/bootloader.conf b/src/modules/bootloader/bootloader.conf
index 804f3a00a..c9d5c78bb 100644
--- a/src/modules/bootloader/bootloader.conf
+++ b/src/modules/bootloader/bootloader.conf
@@ -4,6 +4,10 @@
 # Bootloader configuration. The bootloader is installed to allow
 # the system to start (and pick one of the installed operating
 # systems to run).
+#
+# Take note that Debian-derivatives that use unmodified GRUB EFI packages
+# should specifically set *efiBootloaderId* to "debian" because that is
+# hard-coded in `grubx64.efi`.
 ---
 # Define which bootloader you want to use for EFI installations
 # Possible options are 'grub', 'sb-shim' and 'systemd-boot'.
@@ -52,10 +56,14 @@ efiBootMgr: "efibootmgr"
 #   @@RANDOM@@ can be used to obtain a unique 4-digit hex suffix
 #   @@PHRASE@@ can be used to obtain a unique 1-to-3-word suffix
 #       from a dictionary of space-themed words
-# Note that these must be at the **end** of the *efiBootloaderId* value.
+# These words must be at the **end** of the *efiBootloaderId* value.
 # There must also be at most one of them. If there is none, no suffix-
 # processing is done and the *efiBootloaderId* is used unchanged.
 #
+# NOTE: Debian derivatives that use the unmodified Debian GRUB EFI
+#       packages may need to set this to "debian" because that is
+#       hard-coded in `grubx64.efi`.
+#
 # efiBootloaderId: "dirname"
 
 # Optionally install a copy of the GRUB EFI bootloader as the EFI