diff --git a/post-debootstrap-installer.sh b/post-debootstrap-installer.sh
index fb7bd27..68b275a 100755
--- a/post-debootstrap-installer.sh
+++ b/post-debootstrap-installer.sh
@@ -123,5 +123,7 @@ apt-get -y install \
 apt-get -y install unbound
 
 
-# as last step set dns to local
+# as last step set dns to local,
+# as unbound isn't running in the live/rescue system chroot,
+# which is where this script usually runs
 echo 'nameserver 127.0.0.1' > /etc/resolv.conf