diff --git a/address.json b/address.json
index fed955d67..67ced2997 100644
--- a/address.json
+++ b/address.json
@@ -89,6 +89,9 @@
   "polkadot-airdrop.live": [
     "15x6f6M42ccmTq3emCtyCZUKCbYLH3msCPmHGnEgwUxZRAu4"
   ],
+  "polkadot-2021.com": [
+    "145Q8TtcaosvWTWsQ4G7DARkwPEsDQPdaptKMhDww8QGnG3Z"
+  ],
   "polkadot-airdrop.online": [
     "13tPgZsgmExwuRRKFsvj16LCVN4XXKtjGMH5yLW7cit8GJ73"
   ],