diff --git a/CHANGELOG.md b/CHANGELOG.md
index dc4a831971..a0954b493f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,9 @@ Changelog for NeoFS Node
 ### Fixed
 - Confirmation of eACL tables by alphabet nodes when ACL extensibility is disabled (#1485)
 
+### Updated
+- Neo-go 0.98.3 => 0.99.0 (#1480)
+
 ### Changed
 - Replace pointers with raw structures in results for local storage (#1460)
 
diff --git a/go.mod b/go.mod
index 49ab8c4ba3..fb741549c8 100644
--- a/go.mod
+++ b/go.mod
@@ -15,8 +15,8 @@ require (
 	github.com/multiformats/go-multiaddr v0.4.0
 	github.com/nats-io/nats.go v1.13.1-0.20220308171302-2f2f6968e98d
 	github.com/nspcc-dev/hrw v1.0.9
-	github.com/nspcc-dev/neo-go v0.98.3
-	github.com/nspcc-dev/neo-go/pkg/interop v0.0.0-20220321144137-d5a9af5860af // indirect
+	github.com/nspcc-dev/neo-go v0.99.0
+	github.com/nspcc-dev/neo-go/pkg/interop v0.0.0-20220601120906-3bec6657f5c5 // indirect
 	github.com/nspcc-dev/neofs-api-go/v2 v2.12.2
 	github.com/nspcc-dev/neofs-contract v0.15.1
 	github.com/nspcc-dev/neofs-sdk-go v1.0.0-rc.4.0.20220607185339-031eac2f48f6
@@ -42,6 +42,7 @@ require (
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/btcsuite/btcd v0.22.0-beta // indirect
 	github.com/cespare/xxhash/v2 v2.1.1 // indirect
+	github.com/coreos/go-semver v0.3.0 // indirect
 	github.com/cpuguy83/go-md2man/v2 v2.0.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/fsnotify/fsnotify v1.4.9 // indirect
@@ -94,5 +95,5 @@ require (
 	google.golang.org/genproto v0.0.0-20210602131652-f16073e35f0c // indirect
 	gopkg.in/ini.v1 v1.62.0 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
-	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
diff --git a/go.sum b/go.sum
index b2ddd869d4..2beee5848d 100644
Binary files a/go.sum and b/go.sum differ
diff --git a/pkg/morph/client/client.go b/pkg/morph/client/client.go
index ad3dae21cc..ef81c01751 100644
--- a/pkg/morph/client/client.go
+++ b/pkg/morph/client/client.go
@@ -451,13 +451,13 @@ func toStackParameter(value interface{}) (sc.Parameter, error) {
 		result.Type = sc.ByteArrayType
 	case int:
 		result.Type = sc.IntegerType
-		result.Value = int64(v)
+		result.Value = big.NewInt(int64(v))
 	case int64:
 		result.Type = sc.IntegerType
-		result.Value = v
+		result.Value = big.NewInt(v)
 	case uint64:
 		result.Type = sc.IntegerType
-		result.Value = int64(v)
+		result.Value = new(big.Int).SetUint64(v)
 	case [][]byte:
 		arr := make([]sc.Parameter, 0, len(v))
 		for i := range v {
diff --git a/pkg/morph/client/client_test.go b/pkg/morph/client/client_test.go
index f977d935f6..5239ffa120 100644
--- a/pkg/morph/client/client_test.go
+++ b/pkg/morph/client/client_test.go
@@ -1,6 +1,7 @@
 package client
 
 import (
+	"math/big"
 	"testing"
 
 	sc "github.com/nspcc-dev/neo-go/pkg/smartcontract"
@@ -20,6 +21,12 @@ func TestToStackParameter(t *testing.T) {
 		{
 			value:   int64(100),
 			expType: sc.IntegerType,
+			expVal:  big.NewInt(100),
+		},
+		{
+			value:   uint64(100),
+			expType: sc.IntegerType,
+			expVal:  big.NewInt(100),
 		},
 		{
 			value:   "hello world",
diff --git a/pkg/morph/client/nns.go b/pkg/morph/client/nns.go
index 6150cbb786..eff76c2bfa 100644
--- a/pkg/morph/client/nns.go
+++ b/pkg/morph/client/nns.go
@@ -3,6 +3,7 @@ package client
 import (
 	"errors"
 	"fmt"
+	"math/big"
 	"strconv"
 
 	"github.com/nspcc-dev/neo-go/pkg/core/transaction"
@@ -114,7 +115,7 @@ func nnsResolveItem(c *client.WSClient, nnsHash util.Uint160, domain string) (st
 		},
 		{
 			Type:  smartcontract.IntegerType,
-			Value: int64(nns.TXT),
+			Value: big.NewInt(int64(nns.TXT)),
 		},
 	}, nil)
 	if err != nil {