diff --git a/go.mod b/go.mod
index 8082a68e..42686c0c 100644
--- a/go.mod
+++ b/go.mod
@@ -13,7 +13,7 @@ require (
 	github.com/multiformats/go-multiaddr-net v0.1.2 // v0.1.1 => v0.1.2
 	github.com/multiformats/go-multihash v0.0.13 // indirect
 	github.com/nspcc-dev/neo-go v0.91.1-pre.0.20200827184617-7560aa345a78
-	github.com/nspcc-dev/neofs-api-go v1.3.1-0.20200911095622-47fd771ee4c5
+	github.com/nspcc-dev/neofs-api-go v1.3.1-0.20200916115135-ff325b877023
 	github.com/nspcc-dev/neofs-crypto v0.3.0
 	github.com/panjf2000/ants/v2 v2.3.0
 	github.com/pkg/errors v0.9.1
diff --git a/go.sum b/go.sum
index 86b76638..2edcf1a5 100644
Binary files a/go.sum and b/go.sum differ
diff --git a/pkg/core/object/address.go b/pkg/core/object/address.go
index 328e50ed..905e1053 100644
--- a/pkg/core/object/address.go
+++ b/pkg/core/object/address.go
@@ -19,17 +19,12 @@ func (a *Address) MarshalStableV2() ([]byte, error) {
 }
 
 // AddressFromV2 converts v2 Address message to Address.
-func AddressFromV2(aV2 *refs.Address) (*Address, error) {
+func AddressFromV2(aV2 *refs.Address) *Address {
 	if aV2 == nil {
-		return nil, nil
-	}
-
-	a, err := object.AddressFromV2(aV2)
-	if err != nil {
-		return nil, err
+		return nil
 	}
 
 	return &Address{
-		Address: a,
-	}, nil
+		Address: object.NewAddressFromV2(aV2),
+	}
 }
diff --git a/pkg/core/object/object.go b/pkg/core/object/object.go
index faffd185..5aebab87 100644
--- a/pkg/core/object/object.go
+++ b/pkg/core/object/object.go
@@ -3,6 +3,7 @@ package object
 import (
 	"github.com/nspcc-dev/neofs-api-go/pkg/object"
 	objectV2 "github.com/nspcc-dev/neofs-api-go/v2/object"
+	"github.com/nspcc-dev/neofs-api-go/v2/refs"
 )
 
 // Object represents the NeoFS object.
@@ -17,12 +18,7 @@ type Object struct {
 // MarshalStableV2 marshals Object to v2 binary format.
 func (o *Object) MarshalStableV2() ([]byte, error) {
 	if o != nil {
-		v2, err := o.ToV2(nil) // fixme: remove
-		if err != nil {
-			return nil, err
-		}
-
-		return v2.StableMarshal(nil)
+		return o.ToV2().StableMarshal(nil)
 	}
 
 	return nil, nil
@@ -31,8 +27,12 @@ func (o *Object) MarshalStableV2() ([]byte, error) {
 // Address returns address of the object.
 func (o *Object) Address() *Address {
 	if o != nil {
+		aV2 := new(refs.Address)
+		aV2.SetObjectID(o.GetID().ToV2())
+		aV2.SetContainerID(o.GetContainerID().ToV2())
+
 		return &Address{
-			Address: o.Object.Address(),
+			Address: object.NewAddressFromV2(aV2),
 		}
 	}
 
@@ -40,19 +40,14 @@ func (o *Object) Address() *Address {
 }
 
 // FromV2 converts v2 Object message to Object.
-func FromV2(oV2 *objectV2.Object) (*Object, error) {
+func FromV2(oV2 *objectV2.Object) *Object {
 	if oV2 == nil {
-		return nil, nil
-	}
-
-	o, err := object.FromV2(oV2)
-	if err != nil {
-		return nil, err
+		return nil
 	}
 
 	return &Object{
-		Object: o,
-	}, nil
+		Object: object.NewFromV2(oV2),
+	}
 }
 
 // FromBytes restores Object from binary format.
diff --git a/pkg/local_object_storage/localstore/meta.go b/pkg/local_object_storage/localstore/meta.go
index e270f84e..27835d9c 100644
--- a/pkg/local_object_storage/localstore/meta.go
+++ b/pkg/local_object_storage/localstore/meta.go
@@ -4,6 +4,7 @@ import (
 	"encoding/binary"
 	"io"
 
+	objectSDK "github.com/nspcc-dev/neofs-api-go/pkg/object"
 	"github.com/nspcc-dev/neofs-node/pkg/core/object"
 	"github.com/pkg/errors"
 )
@@ -44,8 +45,14 @@ func metaFromObject(o *object.Object) *ObjectMeta {
 	// FIXME: remove hard-code
 	meta := new(ObjectMeta)
 	meta.savedAtEpoch = 10
+
+	raw := objectSDK.NewRaw()
+	raw.SetContainerID(o.GetContainerID())
+	raw.SetOwnerID(o.GetOwnerID())
+	// TODO: set other meta fields
+
 	meta.head = &object.Object{
-		Object: o.CutPayload(),
+		Object: raw.Object(),
 	}
 
 	return meta
diff --git a/pkg/services/accounting/morph/executor.go b/pkg/services/accounting/morph/executor.go
index 9b6e73aa..33384f1b 100644
--- a/pkg/services/accounting/morph/executor.go
+++ b/pkg/services/accounting/morph/executor.go
@@ -20,12 +20,7 @@ func NewExecutor(client *wrapper.Wrapper) accountingSvc.ServiceExecutor {
 }
 
 func (s *morphExecutor) Balance(ctx context.Context, body *accounting.BalanceRequestBody) (*accounting.BalanceResponseBody, error) {
-	id, err := owner.IDFromV2(body.GetOwnerID())
-	if err != nil {
-		return nil, err
-	}
-
-	amount, err := s.client.BalanceOf(id)
+	amount, err := s.client.BalanceOf(owner.NewIDFromV2(body.GetOwnerID()))
 	if err != nil {
 		return nil, err
 	}