diff --git a/internal/build/archive.go b/internal/build/archive.go
index c16246070e..5b37c0edfa 100644
--- a/internal/build/archive.go
+++ b/internal/build/archive.go
@@ -20,6 +20,7 @@ import (
 	"archive/tar"
 	"archive/zip"
 	"compress/gzip"
+	"errors"
 	"fmt"
 	"io"
 	"os"
@@ -90,7 +91,7 @@ func WriteArchive(name string, files []string) (err error) {
 	}()
 	archive, basename := NewArchive(archfd)
 	if archive == nil {
-		return fmt.Errorf("unknown archive extension")
+		return errors.New("unknown archive extension")
 	}
 	fmt.Println(name)
 	if err := archive.Directory(basename); err != nil {
diff --git a/internal/ethapi/api.go b/internal/ethapi/api.go
index 9a821be0c1..69b5bf1304 100644
--- a/internal/ethapi/api.go
+++ b/internal/ethapi/api.go
@@ -478,16 +478,16 @@ func (s *PersonalAccountAPI) SignTransaction(ctx context.Context, args Transacti
 	// No need to obtain the noncelock mutex, since we won't be sending this
 	// tx into the transaction pool, but right back to the user
 	if args.From == nil {
-		return nil, fmt.Errorf("sender not specified")
+		return nil, errors.New("sender not specified")
 	}
 	if args.Gas == nil {
-		return nil, fmt.Errorf("gas not specified")
+		return nil, errors.New("gas not specified")
 	}
 	if args.GasPrice == nil && (args.MaxFeePerGas == nil || args.MaxPriorityFeePerGas == nil) {
-		return nil, fmt.Errorf("missing gasPrice or maxFeePerGas/maxPriorityFeePerGas")
+		return nil, errors.New("missing gasPrice or maxFeePerGas/maxPriorityFeePerGas")
 	}
 	if args.Nonce == nil {
-		return nil, fmt.Errorf("nonce not specified")
+		return nil, errors.New("nonce not specified")
 	}
 	// Before actually signing the transaction, ensure the transaction fee is reasonable.
 	tx := args.toTransaction()
@@ -548,7 +548,7 @@ func (s *PersonalAccountAPI) EcRecover(ctx context.Context, data, sig hexutil.By
 		return common.Address{}, fmt.Errorf("signature must be %d bytes long", crypto.SignatureLength)
 	}
 	if sig[crypto.RecoveryIDOffset] != 27 && sig[crypto.RecoveryIDOffset] != 28 {
-		return common.Address{}, fmt.Errorf("invalid Ethereum signature (V is not 27 or 28)")
+		return common.Address{}, errors.New("invalid Ethereum signature (V is not 27 or 28)")
 	}
 	sig[crypto.RecoveryIDOffset] -= 27 // Transform yellow paper V from 27/28 to 0/1
 
@@ -582,7 +582,7 @@ func (s *PersonalAccountAPI) InitializeWallet(ctx context.Context, url string) (
 	case *scwallet.Wallet:
 		return mnemonic, wallet.Initialize(seed)
 	default:
-		return "", fmt.Errorf("specified wallet does not support initialization")
+		return "", errors.New("specified wallet does not support initialization")
 	}
 }
 
@@ -597,7 +597,7 @@ func (s *PersonalAccountAPI) Unpair(ctx context.Context, url string, pin string)
 	case *scwallet.Wallet:
 		return wallet.Unpair([]byte(pin))
 	default:
-		return fmt.Errorf("specified wallet does not support pairing")
+		return errors.New("specified wallet does not support pairing")
 	}
 }
 
@@ -722,10 +722,10 @@ func decodeHash(s string) (common.Hash, error) {
 	}
 	b, err := hex.DecodeString(s)
 	if err != nil {
-		return common.Hash{}, fmt.Errorf("hex string invalid")
+		return common.Hash{}, errors.New("hex string invalid")
 	}
 	if len(b) > 32 {
-		return common.Hash{}, fmt.Errorf("hex string too long, want at most 32 bytes")
+		return common.Hash{}, errors.New("hex string too long, want at most 32 bytes")
 	}
 	return common.BytesToHash(b), nil
 }
@@ -1833,13 +1833,13 @@ type SignTransactionResult struct {
 // the given from address and it needs to be unlocked.
 func (s *TransactionAPI) SignTransaction(ctx context.Context, args TransactionArgs) (*SignTransactionResult, error) {
 	if args.Gas == nil {
-		return nil, fmt.Errorf("gas not specified")
+		return nil, errors.New("gas not specified")
 	}
 	if args.GasPrice == nil && (args.MaxPriorityFeePerGas == nil || args.MaxFeePerGas == nil) {
-		return nil, fmt.Errorf("missing gasPrice or maxFeePerGas/maxPriorityFeePerGas")
+		return nil, errors.New("missing gasPrice or maxFeePerGas/maxPriorityFeePerGas")
 	}
 	if args.Nonce == nil {
-		return nil, fmt.Errorf("nonce not specified")
+		return nil, errors.New("nonce not specified")
 	}
 	if err := args.setDefaults(ctx, s.b); err != nil {
 		return nil, err
@@ -1888,7 +1888,7 @@ func (s *TransactionAPI) PendingTransactions() ([]*RPCTransaction, error) {
 // the given transaction from the pool and reinsert it with the new gas price and limit.
 func (s *TransactionAPI) Resend(ctx context.Context, sendArgs TransactionArgs, gasPrice *hexutil.Big, gasLimit *hexutil.Uint64) (common.Hash, error) {
 	if sendArgs.Nonce == nil {
-		return common.Hash{}, fmt.Errorf("missing transaction nonce in transaction spec")
+		return common.Hash{}, errors.New("missing transaction nonce in transaction spec")
 	}
 	if err := sendArgs.setDefaults(ctx, s.b); err != nil {
 		return common.Hash{}, err
diff --git a/internal/ethapi/transaction_args.go b/internal/ethapi/transaction_args.go
index c74f540b76..6e2690e095 100644
--- a/internal/ethapi/transaction_args.go
+++ b/internal/ethapi/transaction_args.go
@@ -157,7 +157,7 @@ func (args *TransactionArgs) setFeeDefaults(ctx context.Context, b Backend) erro
 		}
 	} else {
 		if args.MaxFeePerGas != nil || args.MaxPriorityFeePerGas != nil {
-			return fmt.Errorf("maxFeePerGas and maxPriorityFeePerGas are not valid before London is active")
+			return errors.New("maxFeePerGas and maxPriorityFeePerGas are not valid before London is active")
 		}
 		// London not active, set gas price.
 		price, err := b.SuggestGasTipCap(ctx)
diff --git a/internal/ethapi/transaction_args_test.go b/internal/ethapi/transaction_args_test.go
index 4da98718b5..0868f8762c 100644
--- a/internal/ethapi/transaction_args_test.go
+++ b/internal/ethapi/transaction_args_test.go
@@ -18,7 +18,7 @@ package ethapi
 
 import (
 	"context"
-	"fmt"
+	"errors"
 	"math/big"
 	"reflect"
 	"testing"
@@ -138,28 +138,28 @@ func TestSetFeeDefaults(t *testing.T) {
 			false,
 			&TransactionArgs{MaxFeePerGas: maxFee},
 			nil,
-			fmt.Errorf("maxFeePerGas and maxPriorityFeePerGas are not valid before London is active"),
+			errors.New("maxFeePerGas and maxPriorityFeePerGas are not valid before London is active"),
 		},
 		{
 			"dynamic fee tx pre-London, priorityFee set",
 			false,
 			&TransactionArgs{MaxPriorityFeePerGas: fortytwo},
 			nil,
-			fmt.Errorf("maxFeePerGas and maxPriorityFeePerGas are not valid before London is active"),
+			errors.New("maxFeePerGas and maxPriorityFeePerGas are not valid before London is active"),
 		},
 		{
 			"dynamic fee tx, maxFee < priorityFee",
 			true,
 			&TransactionArgs{MaxFeePerGas: maxFee, MaxPriorityFeePerGas: (*hexutil.Big)(big.NewInt(1000))},
 			nil,
-			fmt.Errorf("maxFeePerGas (0x3e) < maxPriorityFeePerGas (0x3e8)"),
+			errors.New("maxFeePerGas (0x3e) < maxPriorityFeePerGas (0x3e8)"),
 		},
 		{
 			"dynamic fee tx, maxFee < priorityFee while setting default",
 			true,
 			&TransactionArgs{MaxFeePerGas: (*hexutil.Big)(big.NewInt(7))},
 			nil,
-			fmt.Errorf("maxFeePerGas (0x7) < maxPriorityFeePerGas (0x2a)"),
+			errors.New("maxFeePerGas (0x7) < maxPriorityFeePerGas (0x2a)"),
 		},
 
 		// Misc
@@ -168,21 +168,21 @@ func TestSetFeeDefaults(t *testing.T) {
 			false,
 			&TransactionArgs{GasPrice: fortytwo, MaxFeePerGas: maxFee, MaxPriorityFeePerGas: fortytwo},
 			nil,
-			fmt.Errorf("both gasPrice and (maxFeePerGas or maxPriorityFeePerGas) specified"),
+			errors.New("both gasPrice and (maxFeePerGas or maxPriorityFeePerGas) specified"),
 		},
 		{
 			"set gas price and maxPriorityFee",
 			false,
 			&TransactionArgs{GasPrice: fortytwo, MaxPriorityFeePerGas: fortytwo},
 			nil,
-			fmt.Errorf("both gasPrice and (maxFeePerGas or maxPriorityFeePerGas) specified"),
+			errors.New("both gasPrice and (maxFeePerGas or maxPriorityFeePerGas) specified"),
 		},
 		{
 			"set gas price and maxFee",
 			true,
 			&TransactionArgs{GasPrice: fortytwo, MaxFeePerGas: maxFee},
 			nil,
-			fmt.Errorf("both gasPrice and (maxFeePerGas or maxPriorityFeePerGas) specified"),
+			errors.New("both gasPrice and (maxFeePerGas or maxPriorityFeePerGas) specified"),
 		},
 	}
 
diff --git a/tests/fuzzers/trie/trie-fuzzer.go b/tests/fuzzers/trie/trie-fuzzer.go
index 41baf67ec6..7be41b57cb 100644
--- a/tests/fuzzers/trie/trie-fuzzer.go
+++ b/tests/fuzzers/trie/trie-fuzzer.go
@@ -19,6 +19,7 @@ package trie
 import (
 	"bytes"
 	"encoding/binary"
+	"errors"
 	"fmt"
 
 	"github.com/ethereum/go-ethereum/core/rawdb"
@@ -183,7 +184,7 @@ func runRandTest(rt randTest) error {
 				checktr.MustUpdate(it.Key, it.Value)
 			}
 			if tr.Hash() != checktr.Hash() {
-				return fmt.Errorf("hash mismatch in opItercheckhash")
+				return errors.New("hash mismatch in opItercheckhash")
 			}
 		case opProve:
 			rt[i].err = tr.Prove(step.key, 0, proofDb{})
diff --git a/tests/init_test.go b/tests/init_test.go
index 9d315f9511..7d8743efcc 100644
--- a/tests/init_test.go
+++ b/tests/init_test.go
@@ -18,6 +18,7 @@ package tests
 
 import (
 	"encoding/json"
+	"errors"
 	"fmt"
 	"io"
 	"os"
@@ -180,7 +181,7 @@ func (tm *testMatcher) checkFailure(t *testing.T, err error) error {
 			t.Logf("error: %v", err)
 			return nil
 		}
-		return fmt.Errorf("test succeeded unexpectedly")
+		return errors.New("test succeeded unexpectedly")
 	}
 	return err
 }
diff --git a/tests/rlp_test_util.go b/tests/rlp_test_util.go
index 15acb3a244..e4bd5450a8 100644
--- a/tests/rlp_test_util.go
+++ b/tests/rlp_test_util.go
@@ -59,7 +59,7 @@ func FromHex(s string) ([]byte, error) {
 func (t *RLPTest) Run() error {
 	outb, err := FromHex(t.Out)
 	if err != nil {
-		return fmt.Errorf("invalid hex in Out")
+		return errors.New("invalid hex in Out")
 	}
 
 	// Handle simple decoding tests with no actual In value.
@@ -87,7 +87,7 @@ func checkDecodeInterface(b []byte, isValid bool) error {
 	case isValid && err != nil:
 		return fmt.Errorf("decoding failed: %v", err)
 	case !isValid && err == nil:
-		return fmt.Errorf("decoding of invalid value succeeded")
+		return errors.New("decoding of invalid value succeeded")
 	}
 	return nil
 }
diff --git a/tests/state_test_util.go b/tests/state_test_util.go
index d9b646918d..eec91b67a7 100644
--- a/tests/state_test_util.go
+++ b/tests/state_test_util.go
@@ -19,6 +19,7 @@ package tests
 import (
 	"encoding/hex"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"math/big"
 	"strconv"
@@ -395,7 +396,7 @@ func (tx *stTransaction) toMessage(ps stPostState, baseFee *big.Int) (*core.Mess
 			tx.MaxFeePerGas)
 	}
 	if gasPrice == nil {
-		return nil, fmt.Errorf("no gas price provided")
+		return nil, errors.New("no gas price provided")
 	}
 
 	msg := &core.Message{