diff --git a/vnc/vncs b/vnc/vncs
index 471966c..880210a 100755
--- a/vnc/vncs
+++ b/vnc/vncs
@@ -18,6 +18,7 @@ vncserver :$dn -depth 24 \
  -geometry 1920x1200 \
  -geometry 2560x1440 \
  -geometry 2560x1600 \
+ -localhost \
  -rfbport $dn
 ec=$?
 echo "Kill with vnckill"