diff --git a/object/convert.go b/object/convert.go
index d574e79..0db3dcd 100644
--- a/object/convert.go
+++ b/object/convert.go
@@ -1443,7 +1443,7 @@ func (f *SearchFilter) FromGRPCMessage(m grpc.Message) error {
 	return nil
 }
 
-func SearchFiltersToGRPC(fs []*SearchFilter) (res []*object.SearchRequest_Body_Filter) {
+func SearchFiltersToGRPC(fs []SearchFilter) (res []*object.SearchRequest_Body_Filter) {
 	if fs != nil {
 		res = make([]*object.SearchRequest_Body_Filter, 0, len(fs))
 
@@ -1455,23 +1455,17 @@ func SearchFiltersToGRPC(fs []*SearchFilter) (res []*object.SearchRequest_Body_F
 	return
 }
 
-func SearchFiltersFromGRPC(fs []*object.SearchRequest_Body_Filter) (res []*SearchFilter, err error) {
+func SearchFiltersFromGRPC(fs []*object.SearchRequest_Body_Filter) (res []SearchFilter, err error) {
 	if fs != nil {
-		res = make([]*SearchFilter, 0, len(fs))
+		res = make([]SearchFilter, len(fs))
 
 		for i := range fs {
-			var x *SearchFilter
-
 			if fs[i] != nil {
-				x = new(SearchFilter)
-
-				err = x.FromGRPCMessage(fs[i])
+				err = res[i].FromGRPCMessage(fs[i])
 				if err != nil {
 					return
 				}
 			}
-
-			res = append(res, x)
 		}
 	}
 
@@ -1650,7 +1644,7 @@ func (r *Range) FromGRPCMessage(m grpc.Message) error {
 	return nil
 }
 
-func RangesToGRPC(rs []*Range) (res []*object.Range) {
+func RangesToGRPC(rs []Range) (res []*object.Range) {
 	if rs != nil {
 		res = make([]*object.Range, 0, len(rs))
 
@@ -1662,23 +1656,17 @@ func RangesToGRPC(rs []*Range) (res []*object.Range) {
 	return
 }
 
-func RangesFromGRPC(rs []*object.Range) (res []*Range, err error) {
+func RangesFromGRPC(rs []*object.Range) (res []Range, err error) {
 	if rs != nil {
-		res = make([]*Range, 0, len(rs))
+		res = make([]Range, len(rs))
 
 		for i := range rs {
-			var r *Range
-
 			if rs[i] != nil {
-				r = new(Range)
-
-				err = r.FromGRPCMessage(rs[i])
+				err = res[i].FromGRPCMessage(rs[i])
 				if err != nil {
 					return
 				}
 			}
-
-			res = append(res, r)
 		}
 	}
 
diff --git a/object/marshal.go b/object/marshal.go
index 24d8d86..a3e69b3 100644
--- a/object/marshal.go
+++ b/object/marshal.go
@@ -1158,7 +1158,7 @@ func (r *SearchRequestBody) StableMarshal(buf []byte) ([]byte, error) {
 	offset += n
 
 	for i := range r.filters {
-		n, err = proto.NestedStructureMarshal(searchReqBodyFiltersField, buf[offset:], r.filters[i])
+		n, err = proto.NestedStructureMarshal(searchReqBodyFiltersField, buf[offset:], &r.filters[i])
 		if err != nil {
 			return nil, err
 		}
@@ -1178,7 +1178,7 @@ func (r *SearchRequestBody) StableSize() (size int) {
 	size += proto.UInt32Size(searchReqBodyVersionField, r.version)
 
 	for i := range r.filters {
-		size += proto.NestedStructureSize(searchReqBodyFiltersField, r.filters[i])
+		size += proto.NestedStructureSize(searchReqBodyFiltersField, &r.filters[i])
 	}
 
 	return size
@@ -1400,7 +1400,7 @@ func (r *GetRangeHashRequestBody) StableMarshal(buf []byte) ([]byte, error) {
 	offset += n
 
 	for i := range r.rngs {
-		n, err = proto.NestedStructureMarshal(getRangeHashReqBodyRangesField, buf[offset:], r.rngs[i])
+		n, err = proto.NestedStructureMarshal(getRangeHashReqBodyRangesField, buf[offset:], &r.rngs[i])
 		if err != nil {
 			return nil, err
 		}
@@ -1431,7 +1431,7 @@ func (r *GetRangeHashRequestBody) StableSize() (size int) {
 	size += proto.NestedStructureSize(getRangeHashReqBodyAddressField, r.addr)
 
 	for i := range r.rngs {
-		size += proto.NestedStructureSize(getRangeHashReqBodyRangesField, r.rngs[i])
+		size += proto.NestedStructureSize(getRangeHashReqBodyRangesField, &r.rngs[i])
 	}
 
 	size += proto.BytesSize(getRangeHashReqBodySaltField, r.salt)
diff --git a/object/test/generate.go b/object/test/generate.go
index 298bc9a..215ff78 100644
--- a/object/test/generate.go
+++ b/object/test/generate.go
@@ -380,13 +380,13 @@ func GenerateSearchFilter(empty bool) *object.SearchFilter {
 	return m
 }
 
-func GenerateSearchFilters(empty bool) []*object.SearchFilter {
-	var res []*object.SearchFilter
+func GenerateSearchFilters(empty bool) []object.SearchFilter {
+	var res []object.SearchFilter
 
 	if !empty {
 		res = append(res,
-			GenerateSearchFilter(false),
-			GenerateSearchFilter(false),
+			*GenerateSearchFilter(false),
+			*GenerateSearchFilter(false),
 		)
 	}
 
@@ -452,13 +452,13 @@ func GenerateRange(empty bool) *object.Range {
 	return m
 }
 
-func GenerateRanges(empty bool) []*object.Range {
-	var res []*object.Range
+func GenerateRanges(empty bool) []object.Range {
+	var res []object.Range
 
 	if !empty {
 		res = append(res,
-			GenerateRange(false),
-			GenerateRange(false),
+			*GenerateRange(false),
+			*GenerateRange(false),
 		)
 	}
 
diff --git a/object/types.go b/object/types.go
index 63002bc..240f22c 100644
--- a/object/types.go
+++ b/object/types.go
@@ -218,7 +218,7 @@ type SearchRequestBody struct {
 
 	version uint32
 
-	filters []*SearchFilter
+	filters []SearchFilter
 }
 
 type SearchRequest struct {
@@ -276,7 +276,7 @@ type GetRangeResponse struct {
 type GetRangeHashRequestBody struct {
 	addr *refs.Address
 
-	rngs []*Range
+	rngs []Range
 
 	salt []byte
 
@@ -1288,7 +1288,7 @@ func (r *SearchRequestBody) SetVersion(v uint32) {
 	}
 }
 
-func (r *SearchRequestBody) GetFilters() []*SearchFilter {
+func (r *SearchRequestBody) GetFilters() []SearchFilter {
 	if r != nil {
 		return r.filters
 	}
@@ -1296,7 +1296,7 @@ func (r *SearchRequestBody) GetFilters() []*SearchFilter {
 	return nil
 }
 
-func (r *SearchRequestBody) SetFilters(v []*SearchFilter) {
+func (r *SearchRequestBody) SetFilters(v []SearchFilter) {
 	if r != nil {
 		r.filters = v
 	}
@@ -1486,7 +1486,7 @@ func (r *GetRangeHashRequestBody) SetAddress(v *refs.Address) {
 	}
 }
 
-func (r *GetRangeHashRequestBody) GetRanges() []*Range {
+func (r *GetRangeHashRequestBody) GetRanges() []Range {
 	if r != nil {
 		return r.rngs
 	}
@@ -1494,7 +1494,7 @@ func (r *GetRangeHashRequestBody) GetRanges() []*Range {
 	return nil
 }
 
-func (r *GetRangeHashRequestBody) SetRanges(v []*Range) {
+func (r *GetRangeHashRequestBody) SetRanges(v []Range) {
 	if r != nil {
 		r.rngs = v
 	}