diff --git a/nagios/manifests/target.pp b/nagios/manifests/target.pp
index 6595056..354497e 100644
--- a/nagios/manifests/target.pp
+++ b/nagios/manifests/target.pp
@@ -253,7 +253,7 @@ class nagios::target::nrpe inherits nagios::target {
         notify  => Service["nrpe"],
     }
 
-    nagios::target::nrpe::service { "check_disk -w 20% -c 10% -p /":
+    nagios::target::nrpe::service { "check_disk -w 10% -c 5% -p /":
         description => "Disk",
         package     => $::operatingsystem ? {
             "openbsd" => undef,