diff --git a/global/overlay/etc/puppet/modules/cdn/manifests/cache.pp b/global/overlay/etc/puppet/modules/cdn/manifests/cache.pp
index 0b3cbfc..2104623 100644
--- a/global/overlay/etc/puppet/modules/cdn/manifests/cache.pp
+++ b/global/overlay/etc/puppet/modules/cdn/manifests/cache.pp
@@ -73,7 +73,7 @@ class cdn::cache(
 
   # Reload the network config if it has changed
   exec { 'networkctl reload':
-    subscribe   => File['/etc/systemd/network/10-cdn-dummy.network'], File['/etc/systemd/network/10-cdn-ipip.network']],
+    subscribe   => [File['/etc/systemd/network/10-cdn-dummy.network'], File['/etc/systemd/network/10-cdn-ipip.network']],
     refreshonly => true,
   }