diff --git a/usr/libexec/security-misc/mmap-rnd-bits b/usr/libexec/security-misc/mmap-rnd-bits
index 0fcd29c..c62bf8c 100755
--- a/usr/libexec/security-misc/mmap-rnd-bits
+++ b/usr/libexec/security-misc/mmap-rnd-bits
@@ -47,6 +47,7 @@ if compgen -G "/boot/config-*" > /dev/null && CONFIG=$(ls -1 -t /boot/config-* |
    COMPAT_BITS_MAX="${COMPAT_BITS_MAX_DEFAULT}"
   fi
 else
+  ## Could be a chroot.
   echo "$0: INFO: No Linux config file detected in folder /boot/ (starting with 'config-'. Therefore using built-in defaults." >&2
   BITS_MAX="${BITS_MAX_DEFAULT}"
   COMPAT_BITS_MAX="${COMPAT_BITS_MAX_DEFAULT}"