diff --git a/services/ca/default.nix b/services/ca/default.nix
index b8a8077..9c52015 100644
--- a/services/ca/default.nix
+++ b/services/ca/default.nix
@@ -37,6 +37,7 @@
     address = "0.0.0.0";
     port = 443;
     settings = {
+      metricsAddress = ":9000";
       authority = {
         provisioners = [
           {