diff --git a/global/overlay/etc/puppet/manifests/cosmos-site.pp b/global/overlay/etc/puppet/manifests/cosmos-site.pp
index 31eab420..f3aa5837 100644
--- a/global/overlay/etc/puppet/manifests/cosmos-site.pp
+++ b/global/overlay/etc/puppet/manifests/cosmos-site.pp
@@ -156,7 +156,7 @@ class md_repo_client {
 class md_signer {
    package { ['make']: ensure => latest }
    sunet::scriptherder::cronjob { 'verify_and_update':
-      cmd           => 'cd /var/cache/metadata_r1 && make update',
+      cmd           => '/var/cache/metadata_r1/scripts/do-update.sh',
       minute        => '*/5',
       ok_criteria   => ['exit_status=0', 'max_age=15m'],
       warn_criteria => ['exit_status=0', 'max_age=1h'],