diff --git a/classes/cluster/sl_k8s_calico/stacklight/client.yml b/classes/cluster/sl_k8s_calico/stacklight/client.yml
index f27aece..5fd4043 100644
--- a/classes/cluster/sl_k8s_calico/stacklight/client.yml
+++ b/classes/cluster/sl_k8s_calico/stacklight/client.yml
@@ -1,4 +1,5 @@
 classes:
+- system.docker.client
 - system.elasticsearch.client.single
 - system.grafana.client
 - system.grafana.client.datasource.prometheus