diff --git a/cnames_active.js b/cnames_active.js
index 8035cd13..76cb994f 100644
--- a/cnames_active.js
+++ b/cnames_active.js
@@ -715,6 +715,7 @@ var cnames_active = {
   "ero": "mst-2.github.io/ero",
   "erpeel": "fikriks.github.io/erpeel",
   "es.redux": "sergiodxa.github.io/redux-in-spanish", // noCF? (don´t add this in a new PR)
+  "es.single-spa": "single-spa.github.io/es.single-spa.js.org", // noCF 
   "es2015-node": "martinheidegger.github.io/es6modules-nodejs", // noCF? (don´t add this in a new PR)
   "es6-module-seed": "blackmirror1980.github.io/es6-module-seed",
   "es6-tween": "tweenjs.github.io/es6-tween",