diff --git a/ethdb/leveldb/leveldb.go b/ethdb/leveldb/leveldb.go
index 736a44d73d..8e1bb86fec 100644
--- a/ethdb/leveldb/leveldb.go
+++ b/ethdb/leveldb/leveldb.go
@@ -22,6 +22,7 @@ package leveldb
 
 import (
 	"bytes"
+	"errors"
 	"fmt"
 	"sync"
 	"time"
@@ -31,7 +32,7 @@ import (
 	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/metrics"
 	"github.com/syndtr/goleveldb/leveldb"
-	"github.com/syndtr/goleveldb/leveldb/errors"
+	lerrors "github.com/syndtr/goleveldb/leveldb/errors"
 	"github.com/syndtr/goleveldb/leveldb/filter"
 	"github.com/syndtr/goleveldb/leveldb/opt"
 	"github.com/syndtr/goleveldb/leveldb/util"
@@ -120,7 +121,7 @@ func NewCustom(file string, namespace string, customize func(options *opt.Option
 
 	// Open the db and recover any potential corruptions
 	db, err := leveldb.OpenFile(file, options)
-	if _, corrupted := err.(*errors.ErrCorrupted); corrupted {
+	if _, corrupted := err.(*lerrors.ErrCorrupted); corrupted {
 		db, err = leveldb.RecoverFile(file, nil)
 	}
 	if err != nil {
@@ -548,7 +549,7 @@ func (r *replayer) DeleteRange(start, end []byte) {
 	if rangeDeleter, ok := r.writer.(ethdb.KeyValueRangeDeleter); ok {
 		r.failure = rangeDeleter.DeleteRange(start, end)
 	} else {
-		r.failure = fmt.Errorf("ethdb.KeyValueWriter does not implement DeleteRange")
+		r.failure = errors.New("ethdb.KeyValueWriter does not implement DeleteRange")
 	}
 }
 
diff --git a/tests/transaction_test_util.go b/tests/transaction_test_util.go
index b2efabe82e..a90c2d522f 100644
--- a/tests/transaction_test_util.go
+++ b/tests/transaction_test_util.go
@@ -17,6 +17,7 @@
 package tests
 
 import (
+	"errors"
 	"fmt"
 	"math/big"
 
@@ -43,7 +44,7 @@ type ttFork struct {
 
 func (tt *TransactionTest) validate() error {
 	if tt.Txbytes == nil {
-		return fmt.Errorf("missing txbytes")
+		return errors.New("missing txbytes")
 	}
 	for name, fork := range tt.Result {
 		if err := tt.validateFork(fork); err != nil {
@@ -58,10 +59,10 @@ func (tt *TransactionTest) validateFork(fork *ttFork) error {
 		return nil
 	}
 	if fork.Hash == nil && fork.Exception == nil {
-		return fmt.Errorf("missing hash and exception")
+		return errors.New("missing hash and exception")
 	}
 	if fork.Hash != nil && fork.Sender == nil {
-		return fmt.Errorf("missing sender")
+		return errors.New("missing sender")
 	}
 	return nil
 }