diff --git a/hosts/cube/grafana.nix b/hosts/cube/grafana.nix
index 725d357..8639097 100644
--- a/hosts/cube/grafana.nix
+++ b/hosts/cube/grafana.nix
@@ -14,6 +14,8 @@ in serverSystemConfiguration {
     domain = fqdn;
     port   = 8999;
 
+    provision = enabled {};
+
     settings = {
       database.host = "/run/postgresql";
       database.type = "postgres";
diff --git a/hosts/cube/prometheus.nix b/hosts/cube/prometheus.nix
index 37fd0fe..85a1b78 100644
--- a/hosts/cube/prometheus.nix
+++ b/hosts/cube/prometheus.nix
@@ -1,6 +1,12 @@
 { config, ulib, ... }: with ulib;
 
 serverSystemConfiguration {
+  services.grafana.provision.datasources.settings.datasources = [{
+    name = "Prometheus";
+    type = "prometheus";
+    url  = "http://[::]:${toString config.services.prometheus.port}";
+  }];
+
   services.prometheus = enabled {
     port = 9000;