diff --git a/address.json b/address.json
index cf06c196e..bf8d92f00 100644
--- a/address.json
+++ b/address.json
@@ -5,6 +5,9 @@
 	"airdropcampaign-polkadot.network": [
 		"14FscqFT8S8W8emC5294cEpDctgAucJW7C99mpxS4cucpHoA"
 	],
+	"coinduck.pro": [
+		"13gDqBq7jvU8oLqiFzZjJK21cpFXg8Tndvvb78nPjiAr6kxb"
+	],
 	"blockfipro.com": [
 		"13Ld2R3YQg5ztyevreJbFxEWqYw55tFzrPwu1C5ucgpFWGiL",
 		"15JbkRjYVSg1vWEF9J1HLu6GGUvnhv1XacGPWosbg3AFNojh",