diff --git a/nix/configuration/roles/ecc/default.nix b/nix/configuration/roles/ecc/default.nix
index ee7ac49..1cfa7dd 100644
--- a/nix/configuration/roles/ecc/default.nix
+++ b/nix/configuration/roles/ecc/default.nix
@@ -1,3 +1,4 @@
+# Check memory errors with: ras-mc-ctl --error-count
 {
   config,
   lib,