diff --git a/ethdb/database.go b/ethdb/database.go
index 05f093c48a..c0e92a87bc 100644
--- a/ethdb/database.go
+++ b/ethdb/database.go
@@ -342,7 +342,7 @@ type tableBatch struct {
 }
 
 // NewTableBatch returns a Batch object which prefixes all keys with a given string.
-func NewTableBatch(db Database, prefix string) *Batch {
+func NewTableBatch(db Database, prefix string) Batch {
 	return &tableBatch{db.NewBatch(), prefix}
 }