diff --git a/grafana/files/varnish-grafana.vcl.j2 b/grafana/files/varnish-grafana.vcl.j2
index efbf958721c1fb8106a1b253729bf943f4f07e1e..3a599ade7ca84fbf25447edf2a9ebc38a18a298e 100644
--- a/grafana/files/varnish-grafana.vcl.j2
+++ b/grafana/files/varnish-grafana.vcl.j2
@@ -1,5 +1,7 @@
 vcl 4.1;
 import vsthrottle;
+import directors;
+import std;
 
 backend default {
 {%- if frontend == 'traefik' %}