diff --git a/cnames_active.js b/cnames_active.js
index efac89a6504..e07c7a77063 100644
--- a/cnames_active.js
+++ b/cnames_active.js
@@ -981,6 +981,8 @@ var cnames_active = {
   "esper": "codecombat.github.io/esper.js",
   "estudiantil": "milersant.github.io/estudiantil",
   "eta": "alias.zeit.co", // noCF
+  "etas": "etas.github.io",
+  "etaseminar": "etaseminar.github.io",
   "eth": "eth-js.github.io/eth-dev-tools",
   "ethavatar": "filips123.github.io/EthAvatar.JS",
   "euc": "wnda.github.io/euc",