diff --git a/cnames_active.js b/cnames_active.js
index f3163cb0..6226bd79 100644
--- a/cnames_active.js
+++ b/cnames_active.js
@@ -39,6 +39,7 @@ var cnames_active = {
   "": "js-org.github.io",
   "100dayz": "deadcoder0904.github.io/100dayz",
   "101": "7anshuai.github.io/js101", // noCF? (don´t add this in a new PR)
+  "19cah": "19cah.github.io/bio",
   "1c": "oknosoft.github.io/1c",
   "23chemistrycamp": "nchuchemistry.github.io/23chemistrycamp",
   "76": "hustcc.github.io/76",