diff --git a/container/container_contract.go b/container/container_contract.go
index 9a600d1..709fd11 100644
--- a/container/container_contract.go
+++ b/container/container_contract.go
@@ -157,7 +157,7 @@ func registerNiceNameTLD(addrNNS interop.Hash160, nnsRoot string) {
 	}
 
 	res := contract.Call(addrNNS, "register", contract.All,
-		nnsRoot, runtime.GetExecutingScriptHash(), "ops@nspcc.ru",
+		nnsRoot, runtime.GetExecutingScriptHash(), "ops@frostfs.info",
 		defaultRefresh, defaultRetry, defaultExpire, defaultTTL).(bool)
 	if !res {
 		panic("can't register NNS TLD")
@@ -257,7 +257,7 @@ func PutNamed(container []byte, signature interop.Signature,
 	if name != "" {
 		if needRegister {
 			res := contract.Call(nnsContractAddr, "register", contract.All,
-				domain, runtime.GetExecutingScriptHash(), "ops@nspcc.ru",
+				domain, runtime.GetExecutingScriptHash(), "ops@frostfs.info",
 				defaultRefresh, defaultRetry, defaultExpire, defaultTTL).(bool)
 			if !res {
 				panic("can't register the domain " + domain)