diff --git a/manifests/params.pp b/manifests/params.pp
index d58b99fb..25e8c826 100644
--- a/manifests/params.pp
+++ b/manifests/params.pp
@@ -153,6 +153,7 @@
         '-6 ::1',
       ]
       $service_name = 'network/ntp'
+      $iburst_enable = false
       $servers      = [
         '0.pool.ntp.org',
         '1.pool.ntp.org',