diff --git a/src/dbnode/storage/index/convert/convert.go b/src/dbnode/storage/index/convert/convert.go
index a79fc9c2dd..a6178b3ac9 100644
--- a/src/dbnode/storage/index/convert/convert.go
+++ b/src/dbnode/storage/index/convert/convert.go
@@ -191,7 +191,7 @@ func FromSeriesIDAndTagIter(id ident.ID, tags ident.TagIterator) (doc.Metadata,
 }
 
 // FromSeriesIDAndEncodedTags converts the provided series id and encoded tags into a doc.Metadata.
-func FromSeriesIDAndEncodedTags(id ident.ID, encodedTags ts.EncodedTags) (doc.Metadata, error) {
+func FromSeriesIDAndEncodedTags(id ident.BytesID, encodedTags ts.EncodedTags) (doc.Metadata, error) {
 	var (
 		byteOrder = serialize.ByteOrder
 		total     = len(encodedTags)
diff --git a/src/dbnode/storage/index/convert/convert_benchmark_test.go b/src/dbnode/storage/index/convert/convert_benchmark_test.go
index 2f93341b89..90781ed7ac 100644
--- a/src/dbnode/storage/index/convert/convert_benchmark_test.go
+++ b/src/dbnode/storage/index/convert/convert_benchmark_test.go
@@ -34,12 +34,12 @@ import (
 )
 
 type idWithEncodedTags struct {
-	id          ident.ID
+	id          ident.BytesID
 	encodedTags []byte
 }
 
 type idWithTags struct {
-	id   ident.ID
+	id   ident.BytesID
 	tags ident.Tags
 }
 
diff --git a/src/dbnode/storage/index/convert/convert_test.go b/src/dbnode/storage/index/convert/convert_test.go
index 005d932110..8aa6c727d8 100644
--- a/src/dbnode/storage/index/convert/convert_test.go
+++ b/src/dbnode/storage/index/convert/convert_test.go
@@ -208,7 +208,7 @@ func TestFromSeriesIDAndEncodedTags(t *testing.T) {
 
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			seriesID := ident.StringID(tt.id)
+			seriesID := ident.BytesID(tt.id)
 			d, err := convert.FromSeriesIDAndEncodedTags(seriesID, encodedTags)
 			assert.NoError(t, err)
 			assertContentsMatch(t, seriesID, tags.Values(), d)
@@ -257,7 +257,7 @@ func TestFromSeriesIDAndEncodedTagsInvalid(t *testing.T) {
 			encodedTags: []byte{117, 39, 1, 0, 0, 0, 3, 0, 98, 97, 122},
 		},
 	}
-	seriesID := ident.StringID("foo")
+	seriesID := ident.BytesID("foo")
 
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {