diff --git a/iscsi/manifests/init.pp b/iscsi/manifests/init.pp
index 321ed7a..26f021a 100644
--- a/iscsi/manifests/init.pp
+++ b/iscsi/manifests/init.pp
@@ -135,7 +135,7 @@ define iscsi::connect($portal) {
     exec { "iscsi-connect-${name}":
 	path    => "/bin:/usr/bin:/sbin:/usr/sbin",
 	command => "iscsiadm --mode discovery --type sendtargets --portal ${portal} && iscsiadm --mode node --targetname ${name} --portal ${portal} --login && sleep 5",
-	onlyif  => "! iscsiadm --mode session | egrep '${portal}:[0-9]*,[0-9]* ${name}'\$",
+	unless  => "iscsiadm --mode session | egrep '${portal}:[0-9]*,[0-9]* ${name}'\$",
 	require => Service["iscsid"],
     }