diff --git a/cmd/frostfs-adm/internal/modules/morph/deploy.go b/cmd/frostfs-adm/internal/modules/morph/deploy.go
index a9098891c..a4b945438 100644
--- a/cmd/frostfs-adm/internal/modules/morph/deploy.go
+++ b/cmd/frostfs-adm/internal/modules/morph/deploy.go
@@ -145,12 +145,12 @@ func registerNNS(nnsCs *state.Contract, c *initializeContext, zone string, domai
 
 		emit.AppCall(bw.BinWriter, nnsCs.Hash, "register", callflag.All,
 			zone, c.CommitteeAcc.Contract.ScriptHash(),
-			"ops@nspcc.ru", int64(3600), int64(600), int64(defaultExpirationTime), int64(3600))
+			frostfsOpsEmail, int64(3600), int64(600), int64(defaultExpirationTime), int64(3600))
 		emit.Opcodes(bw.BinWriter, opcode.ASSERT)
 
 		emit.AppCall(bw.BinWriter, nnsCs.Hash, "register", callflag.All,
 			domain, c.CommitteeAcc.Contract.ScriptHash(),
-			"ops@nspcc.ru", int64(3600), int64(600), int64(defaultExpirationTime), int64(3600))
+			frostfsOpsEmail, int64(3600), int64(600), int64(defaultExpirationTime), int64(3600))
 		emit.Opcodes(bw.BinWriter, opcode.ASSERT)
 	} else {
 		s, ok, err := c.nnsRegisterDomainScript(nnsCs.Hash, cs.Hash, domain)
diff --git a/cmd/frostfs-adm/internal/modules/morph/initialize_nns.go b/cmd/frostfs-adm/internal/modules/morph/initialize_nns.go
index 15657a6d9..6758b4dd8 100644
--- a/cmd/frostfs-adm/internal/modules/morph/initialize_nns.go
+++ b/cmd/frostfs-adm/internal/modules/morph/initialize_nns.go
@@ -27,6 +27,8 @@ import (
 
 const defaultExpirationTime = 10 * 365 * 24 * time.Hour / time.Second
 
+const frostfsOpsEmail = "ops@frostfs.info"
+
 func (c *initializeContext) setNNS() error {
 	nnsCs, err := c.Client.GetContractStateByID(1)
 	if err != nil {
@@ -40,7 +42,7 @@ func (c *initializeContext) setNNS() error {
 		bw := io.NewBufBinWriter()
 		emit.AppCall(bw.BinWriter, nnsCs.Hash, "register", callflag.All,
 			"frostfs", c.CommitteeAcc.Contract.ScriptHash(),
-			"ops@nspcc.ru", int64(3600), int64(600), int64(defaultExpirationTime), int64(3600))
+			frostfsOpsEmail, int64(3600), int64(600), int64(defaultExpirationTime), int64(3600))
 		emit.Opcodes(bw.BinWriter, opcode.ASSERT)
 		if err := c.sendCommitteeTx(bw.Bytes(), true); err != nil {
 			return fmt.Errorf("can't add domain root to NNS: %w", err)
@@ -122,7 +124,7 @@ func (c *initializeContext) emitUpdateNNSGroupScript(bw *io.BufBinWriter, nnsHas
 	if isAvail {
 		emit.AppCall(bw.BinWriter, nnsHash, "register", callflag.All,
 			morphClient.NNSGroupKeyName, c.CommitteeAcc.Contract.ScriptHash(),
-			"ops@nspcc.ru", int64(3600), int64(600), int64(defaultExpirationTime), int64(3600))
+			frostfsOpsEmail, int64(3600), int64(600), int64(defaultExpirationTime), int64(3600))
 		emit.Opcodes(bw.BinWriter, opcode.ASSERT)
 	}
 
@@ -170,7 +172,7 @@ func (c *initializeContext) nnsRegisterDomainScript(nnsHash, expectedHash util.U
 		bw := io.NewBufBinWriter()
 		emit.AppCall(bw.BinWriter, nnsHash, "register", callflag.All,
 			domain, c.CommitteeAcc.Contract.ScriptHash(),
-			"ops@nspcc.ru", int64(3600), int64(600), int64(defaultExpirationTime), int64(3600))
+			frostfsOpsEmail, int64(3600), int64(600), int64(defaultExpirationTime), int64(3600))
 		emit.Opcodes(bw.BinWriter, opcode.ASSERT)
 
 		if bw.Err != nil {