diff --git a/cnames_active.js b/cnames_active.js
index 52c0ed3af48..ae4cd04c118 100644
--- a/cnames_active.js
+++ b/cnames_active.js
@@ -666,6 +666,7 @@ var cnames_active = {
   "crystaldb": "erikmcm.github.io/CrystalDB",
   "crystalpay-sdk": "deadshumz.github.io/crystalpay-sdk",
   "css-variable": "jantimon.github.io/css-variable",
+  "cssx": "salteadorneo.github.io/cssx",
   "csur": "cname.vercel-dns.com", // noCF
   "csv": "adaltas.github.io/node-csv-docs",
   "csv-rex": "willfarrell.github.io/csv-rex",