diff --git a/cmd/frostfs-adm/internal/modules/morph/nns/domains.go b/cmd/frostfs-adm/internal/modules/morph/nns/domains.go
index 3684db94a..c11154595 100644
--- a/cmd/frostfs-adm/internal/modules/morph/nns/domains.go
+++ b/cmd/frostfs-adm/internal/modules/morph/nns/domains.go
@@ -24,7 +24,7 @@ func initRegisterCmd() {
 }
 
 func registerDomain(cmd *cobra.Command, _ []string) {
-	c, actor, _ := getRPCClient(cmd)
+	c, actor := getRPCClient(cmd)
 
 	name, _ := cmd.Flags().GetString(nnsNameFlag)
 	email, _ := cmd.Flags().GetString(nnsEmailFlag)
@@ -53,7 +53,7 @@ func initDeleteCmd() {
 }
 
 func deleteDomain(cmd *cobra.Command, _ []string) {
-	c, actor, _ := getRPCClient(cmd)
+	c, actor := getRPCClient(cmd)
 
 	name, _ := cmd.Flags().GetString(nnsNameFlag)
 	h, vub, err := c.DeleteDomain(name)
diff --git a/cmd/frostfs-adm/internal/modules/morph/nns/helper.go b/cmd/frostfs-adm/internal/modules/morph/nns/helper.go
index 68a629c3c..4b7ae4664 100644
--- a/cmd/frostfs-adm/internal/modules/morph/nns/helper.go
+++ b/cmd/frostfs-adm/internal/modules/morph/nns/helper.go
@@ -7,12 +7,11 @@ import (
 	commonCmd "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/internal/common"
 	"github.com/nspcc-dev/neo-go/pkg/rpcclient/invoker"
 	"github.com/nspcc-dev/neo-go/pkg/rpcclient/management"
-	"github.com/nspcc-dev/neo-go/pkg/util"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 )
 
-func getRPCClient(cmd *cobra.Command) (*client.Contract, *helper.LocalActor, util.Uint160) {
+func getRPCClient(cmd *cobra.Command) (*client.Contract, *helper.LocalActor) {
 	v := viper.GetViper()
 	c, err := helper.GetN3Client(v)
 	commonCmd.ExitOnErr(cmd, "unable to create NEO rpc client: %w", err)
@@ -23,7 +22,7 @@ func getRPCClient(cmd *cobra.Command) (*client.Contract, *helper.LocalActor, uti
 	r := management.NewReader(ac.Invoker)
 	nnsCs, err := helper.GetContractByID(r, 1)
 	commonCmd.ExitOnErr(cmd, "can't get NNS contract state: %w", err)
-	return client.New(ac, nnsCs.Hash), ac, nnsCs.Hash
+	return client.New(ac, nnsCs.Hash), ac
 }
 
 func nnsReader(cmd *cobra.Command) (*client.ContractReader, *invoker.Invoker) {
diff --git a/cmd/frostfs-adm/internal/modules/morph/nns/record.go b/cmd/frostfs-adm/internal/modules/morph/nns/record.go
index 5a6db6e72..cb6c5e094 100644
--- a/cmd/frostfs-adm/internal/modules/morph/nns/record.go
+++ b/cmd/frostfs-adm/internal/modules/morph/nns/record.go
@@ -59,7 +59,7 @@ func initDelRecordCmd() {
 }
 
 func addRecord(cmd *cobra.Command, _ []string) {
-	c, actor, _ := getRPCClient(cmd)
+	c, actor := getRPCClient(cmd)
 	name, _ := cmd.Flags().GetString(nnsNameFlag)
 	data, _ := cmd.Flags().GetString(nnsRecordDataFlag)
 	recordType, _ := cmd.Flags().GetString(nnsRecordTypeFlag)
@@ -112,7 +112,7 @@ func getRecords(cmd *cobra.Command, _ []string) {
 }
 
 func delRecords(cmd *cobra.Command, _ []string) {
-	c, actor, _ := getRPCClient(cmd)
+	c, actor := getRPCClient(cmd)
 	name, _ := cmd.Flags().GetString(nnsNameFlag)
 	recordType, _ := cmd.Flags().GetString(nnsRecordTypeFlag)
 	typ, err := getRecordType(recordType)
@@ -127,7 +127,7 @@ func delRecords(cmd *cobra.Command, _ []string) {
 }
 
 func delRecord(cmd *cobra.Command, _ []string) {
-	c, actor, _ := getRPCClient(cmd)
+	c, actor := getRPCClient(cmd)
 	name, _ := cmd.Flags().GetString(nnsNameFlag)
 	data, _ := cmd.Flags().GetString(nnsRecordDataFlag)
 	recordType, _ := cmd.Flags().GetString(nnsRecordTypeFlag)
diff --git a/cmd/frostfs-adm/internal/modules/morph/nns/renew.go b/cmd/frostfs-adm/internal/modules/morph/nns/renew.go
index b13092240..80105ded2 100644
--- a/cmd/frostfs-adm/internal/modules/morph/nns/renew.go
+++ b/cmd/frostfs-adm/internal/modules/morph/nns/renew.go
@@ -14,7 +14,7 @@ func initRenewCmd() {
 }
 
 func renewDomain(cmd *cobra.Command, _ []string) {
-	c, actor, _ := getRPCClient(cmd)
+	c, actor := getRPCClient(cmd)
 	name, _ := cmd.Flags().GetString(nnsNameFlag)
 	h, vub, err := c.Renew(name)
 	commonCmd.ExitOnErr(cmd, "unable to renew domain: %w", err)
diff --git a/cmd/frostfs-adm/internal/modules/morph/nns/update.go b/cmd/frostfs-adm/internal/modules/morph/nns/update.go
index 3437316e3..dc8dcb3a3 100644
--- a/cmd/frostfs-adm/internal/modules/morph/nns/update.go
+++ b/cmd/frostfs-adm/internal/modules/morph/nns/update.go
@@ -30,7 +30,7 @@ func initUpdateCmd() {
 }
 
 func updateSOA(cmd *cobra.Command, _ []string) {
-	c, actor, _ := getRPCClient(cmd)
+	c, actor := getRPCClient(cmd)
 
 	name, _ := cmd.Flags().GetString(nnsNameFlag)
 	email, _ := cmd.Flags().GetString(nnsEmailFlag)