helper/ping | 3 +--

diff --git a/helper/ping b/helper/ping
index 180f4876db91cdc252a601417a2c7488827fc79a..2582dbe34639d53611b5456cfc4541aca2f0c3b0 100755
--- a/helper/ping
+++ b/helper/ping
@@ -2,8 +2,7 @@ #!/bin/sh -e
 
 proto=$1
 shift
-[ "$proto" = "6" ] || proto=""
-if ping${proto} -c 1 $@ > state/ping-out ; then
+if ping -${proto} -c 1 $@ > state/ping-out ; then
     tail -1 < state/ping-out
 else
     cat state/ping-out