diff --git a/packages/base/all/vendor-config-onl/src/lib/install/lib.sh b/packages/base/all/vendor-config-onl/src/lib/install/lib.sh
index 0a5ea184..3835580f 100644
--- a/packages/base/all/vendor-config-onl/src/lib/install/lib.sh
+++ b/packages/base/all/vendor-config-onl/src/lib/install/lib.sh
@@ -122,7 +122,7 @@ installer_mkchroot() {
     mkdir -p "${rootdir}${TMPDIR}"
   fi
 
-  # export ONIE defines to the installer
+  # export ONIE defines to the installer, if they exist
   if test -r /etc/machine.conf; then
     cp /etc/machine.conf "${rootdir}/etc/machine.conf"
   fi