diff --git a/services/grafana.nix b/services/grafana.nix
index 3f167da..981693d 100644
--- a/services/grafana.nix
+++ b/services/grafana.nix
@@ -1,5 +1,8 @@
 { ... }:
 
+# Dashboards:
+# - Synapse: https://github.com/element-hq/synapse/tree/master/contrib/grafana
+
 {
   services = {
     grafana = {