diff --git a/container/convert.go b/container/convert.go
index 5e49bea..fc174e3 100644
--- a/container/convert.go
+++ b/container/convert.go
@@ -39,7 +39,7 @@ func (a *Attribute) FromGRPCMessage(m grpc.Message) error {
 	return nil
 }
 
-func AttributesToGRPC(xs []*Attribute) (res []*container.Container_Attribute) {
+func AttributesToGRPC(xs []Attribute) (res []*container.Container_Attribute) {
 	if xs != nil {
 		res = make([]*container.Container_Attribute, 0, len(xs))
 
@@ -51,23 +51,17 @@ func AttributesToGRPC(xs []*Attribute) (res []*container.Container_Attribute) {
 	return
 }
 
-func AttributesFromGRPC(xs []*container.Container_Attribute) (res []*Attribute, err error) {
+func AttributesFromGRPC(xs []*container.Container_Attribute) (res []Attribute, err error) {
 	if xs != nil {
-		res = make([]*Attribute, 0, len(xs))
+		res = make([]Attribute, len(xs))
 
 		for i := range xs {
-			var x *Attribute
-
 			if xs[i] != nil {
-				x = new(Attribute)
-
-				err = x.FromGRPCMessage(xs[i])
+				err = res[i].FromGRPCMessage(xs[i])
 				if err != nil {
 					return
 				}
 			}
-
-			res = append(res, x)
 		}
 	}
 
@@ -1133,7 +1127,7 @@ func (a *UsedSpaceAnnouncement) FromGRPCMessage(m grpc.Message) error {
 }
 
 func UsedSpaceAnnouncementsToGRPCMessage(
-	ids []*UsedSpaceAnnouncement,
+	ids []UsedSpaceAnnouncement,
 ) (res []*container.AnnounceUsedSpaceRequest_Body_Announcement) {
 	if ids != nil {
 		res = make([]*container.AnnounceUsedSpaceRequest_Body_Announcement, 0, len(ids))
@@ -1148,23 +1142,17 @@ func UsedSpaceAnnouncementsToGRPCMessage(
 
 func UsedSpaceAnnouncementssFromGRPCMessage(
 	asV2 []*container.AnnounceUsedSpaceRequest_Body_Announcement,
-) (res []*UsedSpaceAnnouncement, err error) {
+) (res []UsedSpaceAnnouncement, err error) {
 	if asV2 != nil {
-		res = make([]*UsedSpaceAnnouncement, 0, len(asV2))
+		res = make([]UsedSpaceAnnouncement, len(asV2))
 
 		for i := range asV2 {
-			var a *UsedSpaceAnnouncement
-
 			if asV2[i] != nil {
-				a = new(UsedSpaceAnnouncement)
-
-				err = a.FromGRPCMessage(asV2[i])
+				err = res[i].FromGRPCMessage(asV2[i])
 				if err != nil {
 					return
 				}
 			}
-
-			res = append(res, a)
 		}
 	}
 
diff --git a/container/marshal.go b/container/marshal.go
index 69160ab..f5f7c11 100644
--- a/container/marshal.go
+++ b/container/marshal.go
@@ -138,7 +138,7 @@ func (c *Container) StableMarshal(buf []byte) ([]byte, error) {
 	offset += n
 
 	for i := range c.attr {
-		n, err = protoutil.NestedStructureMarshal(containerAttributesField, buf[offset:], c.attr[i])
+		n, err = protoutil.NestedStructureMarshal(containerAttributesField, buf[offset:], &c.attr[i])
 		if err != nil {
 			return nil, err
 		}
@@ -165,7 +165,7 @@ func (c *Container) StableSize() (size int) {
 	size += protoutil.UInt32Size(containerBasicACLField, c.basicACL)
 
 	for i := range c.attr {
-		size += protoutil.NestedStructureSize(containerAttributesField, c.attr[i])
+		size += protoutil.NestedStructureSize(containerAttributesField, &c.attr[i])
 	}
 
 	size += protoutil.NestedStructureSize(containerPlacementField, c.policy)
@@ -432,7 +432,7 @@ func (r *ListResponseBody) StableMarshal(buf []byte) ([]byte, error) {
 	)
 
 	for i := range r.cidList {
-		n, err = protoutil.NestedStructureMarshal(listRespBodyIDsField, buf[offset:], r.cidList[i])
+		n, err = protoutil.NestedStructureMarshal(listRespBodyIDsField, buf[offset:], &r.cidList[i])
 		if err != nil {
 			return nil, err
 		}
@@ -449,7 +449,7 @@ func (r *ListResponseBody) StableSize() (size int) {
 	}
 
 	for i := range r.cidList {
-		size += protoutil.NestedStructureSize(listRespBodyIDsField, r.cidList[i])
+		size += protoutil.NestedStructureSize(listRespBodyIDsField, &r.cidList[i])
 	}
 
 	return size
@@ -665,7 +665,7 @@ func (r *AnnounceUsedSpaceRequestBody) StableMarshal(buf []byte) ([]byte, error)
 	)
 
 	for i := range r.announcements {
-		n, err = protoutil.NestedStructureMarshal(usedSpaceReqBodyAnnouncementsField, buf[offset:], r.announcements[i])
+		n, err = protoutil.NestedStructureMarshal(usedSpaceReqBodyAnnouncementsField, buf[offset:], &r.announcements[i])
 		if err != nil {
 			return nil, err
 		}
@@ -682,7 +682,7 @@ func (r *AnnounceUsedSpaceRequestBody) StableSize() (size int) {
 	}
 
 	for i := range r.announcements {
-		size += protoutil.NestedStructureSize(usedSpaceReqBodyAnnouncementsField, r.announcements[i])
+		size += protoutil.NestedStructureSize(usedSpaceReqBodyAnnouncementsField, &r.announcements[i])
 	}
 
 	return size
diff --git a/container/test/generate.go b/container/test/generate.go
index adfe0e7..dfd2098 100644
--- a/container/test/generate.go
+++ b/container/test/generate.go
@@ -19,13 +19,13 @@ func GenerateAttribute(empty bool) *container.Attribute {
 	return m
 }
 
-func GenerateAttributes(empty bool) []*container.Attribute {
-	var res []*container.Attribute
+func GenerateAttributes(empty bool) []container.Attribute {
+	var res []container.Attribute
 
 	if !empty {
 		res = append(res,
-			GenerateAttribute(false),
-			GenerateAttribute(false),
+			*GenerateAttribute(false),
+			*GenerateAttribute(false),
 		)
 	}
 
@@ -340,13 +340,13 @@ func GenerateUsedSpaceAnnouncement(empty bool) *container.UsedSpaceAnnouncement
 	return m
 }
 
-func GenerateUsedSpaceAnnouncements(empty bool) []*container.UsedSpaceAnnouncement {
-	var res []*container.UsedSpaceAnnouncement
+func GenerateUsedSpaceAnnouncements(empty bool) []container.UsedSpaceAnnouncement {
+	var res []container.UsedSpaceAnnouncement
 
 	if !empty {
 		res = append(res,
-			GenerateUsedSpaceAnnouncement(false),
-			GenerateUsedSpaceAnnouncement(false),
+			*GenerateUsedSpaceAnnouncement(false),
+			*GenerateUsedSpaceAnnouncement(false),
 		)
 	}
 
diff --git a/container/types.go b/container/types.go
index 4da1723..25755a8 100644
--- a/container/types.go
+++ b/container/types.go
@@ -20,7 +20,7 @@ type Container struct {
 
 	basicACL uint32
 
-	attr []*Attribute
+	attr []Attribute
 
 	policy *netmap.PlacementPolicy
 }
@@ -101,7 +101,7 @@ type ListRequest struct {
 }
 
 type ListResponseBody struct {
-	cidList []*refs.ContainerID
+	cidList []refs.ContainerID
 }
 
 type ListResponse struct {
@@ -163,7 +163,7 @@ type UsedSpaceAnnouncement struct {
 }
 
 type AnnounceUsedSpaceRequestBody struct {
-	announcements []*UsedSpaceAnnouncement
+	announcements []UsedSpaceAnnouncement
 }
 
 type AnnounceUsedSpaceRequest struct {
@@ -264,7 +264,7 @@ func (c *Container) SetBasicACL(v uint32) {
 	}
 }
 
-func (c *Container) GetAttributes() []*Attribute {
+func (c *Container) GetAttributes() []Attribute {
 	if c != nil {
 		return c.attr
 	}
@@ -272,7 +272,7 @@ func (c *Container) GetAttributes() []*Attribute {
 	return nil
 }
 
-func (c *Container) SetAttributes(v []*Attribute) {
+func (c *Container) SetAttributes(v []Attribute) {
 	if c != nil {
 		c.attr = v
 	}
@@ -542,7 +542,7 @@ func (r *ListRequest) SetBody(v *ListRequestBody) {
 	}
 }
 
-func (r *ListResponseBody) GetContainerIDs() []*refs.ContainerID {
+func (r *ListResponseBody) GetContainerIDs() []refs.ContainerID {
 	if r != nil {
 		return r.cidList
 	}
@@ -550,7 +550,7 @@ func (r *ListResponseBody) GetContainerIDs() []*refs.ContainerID {
 	return nil
 }
 
-func (r *ListResponseBody) SetContainerIDs(v []*refs.ContainerID) {
+func (r *ListResponseBody) SetContainerIDs(v []refs.ContainerID) {
 	if r != nil {
 		r.cidList = v
 	}
@@ -760,7 +760,7 @@ func (a *UsedSpaceAnnouncement) SetContainerID(v *refs.ContainerID) {
 	}
 }
 
-func (r *AnnounceUsedSpaceRequestBody) GetAnnouncements() []*UsedSpaceAnnouncement {
+func (r *AnnounceUsedSpaceRequestBody) GetAnnouncements() []UsedSpaceAnnouncement {
 	if r != nil {
 		return r.announcements
 	}
@@ -768,7 +768,7 @@ func (r *AnnounceUsedSpaceRequestBody) GetAnnouncements() []*UsedSpaceAnnounceme
 	return nil
 }
 
-func (r *AnnounceUsedSpaceRequestBody) SetAnnouncements(v []*UsedSpaceAnnouncement) {
+func (r *AnnounceUsedSpaceRequestBody) SetAnnouncements(v []UsedSpaceAnnouncement) {
 	if r != nil {
 		r.announcements = v
 	}
diff --git a/refs/convert.go b/refs/convert.go
index feb851f..b6dffe6 100644
--- a/refs/convert.go
+++ b/refs/convert.go
@@ -52,7 +52,7 @@ func (c *ContainerID) FromGRPCMessage(m grpc.Message) error {
 	return nil
 }
 
-func ContainerIDsToGRPCMessage(ids []*ContainerID) (res []*refs.ContainerID) {
+func ContainerIDsToGRPCMessage(ids []ContainerID) (res []*refs.ContainerID) {
 	if ids != nil {
 		res = make([]*refs.ContainerID, 0, len(ids))
 
@@ -64,23 +64,17 @@ func ContainerIDsToGRPCMessage(ids []*ContainerID) (res []*refs.ContainerID) {
 	return
 }
 
-func ContainerIDsFromGRPCMessage(idsV2 []*refs.ContainerID) (res []*ContainerID, err error) {
+func ContainerIDsFromGRPCMessage(idsV2 []*refs.ContainerID) (res []ContainerID, err error) {
 	if idsV2 != nil {
-		res = make([]*ContainerID, 0, len(idsV2))
+		res = make([]ContainerID, len(idsV2))
 
 		for i := range idsV2 {
-			var id *ContainerID
-
 			if idsV2[i] != nil {
-				id = new(ContainerID)
-
-				err = id.FromGRPCMessage(idsV2[i])
+				err = res[i].FromGRPCMessage(idsV2[i])
 				if err != nil {
 					return
 				}
 			}
-
-			res = append(res, id)
 		}
 	}
 
diff --git a/refs/test/generate.go b/refs/test/generate.go
index 7a142e3..13aefbd 100644
--- a/refs/test/generate.go
+++ b/refs/test/generate.go
@@ -71,13 +71,13 @@ func GenerateContainerID(empty bool) *refs.ContainerID {
 	return m
 }
 
-func GenerateContainerIDs(empty bool) []*refs.ContainerID {
-	var res []*refs.ContainerID
+func GenerateContainerIDs(empty bool) []refs.ContainerID {
+	var res []refs.ContainerID
 
 	if !empty {
 		res = append(res,
-			GenerateContainerID(false),
-			GenerateContainerID(false),
+			*GenerateContainerID(false),
+			*GenerateContainerID(false),
 		)
 	}