diff --git a/cnames_active.js b/cnames_active.js
index 063a8af510c..019ad81c634 100644
--- a/cnames_active.js
+++ b/cnames_active.js
@@ -214,6 +214,7 @@ var cnames_active = {
   "aprende-react": "ptcc.github.io/aprende-react",
   "aptrinh": "aptrinh.github.io",
   "arc": "diegohaz.github.io/arc",
+  "archipelago": "thephar.github.io/archipelago.js",
   "arcn": "alexakasanjeev.github.io/arcn",
   "arctic": "pilcrowonpaper.github.io/arctic",
   "arda": "ardasoyturk-portfolio.netlify.app",