diff --git a/kv/error.go b/kv/error.go
index 9a6878d57cebd..d8c344324fe80 100644
--- a/kv/error.go
+++ b/kv/error.go
@@ -32,8 +32,13 @@ var (
 	// ErrTxnRetryable is used when KV store occurs retryable error which SQL layer can safely retry the transaction.
 	// When using TiKV as the storage node, the error is returned ONLY when lock not found (txnLockNotFound) in Commit,
 	// subject to change it in the future.
-	ErrTxnRetryable = dbterror.ClassKV.NewStdErr(mysql.ErrTxnRetryable,
-		pmysql.Message(mysql.MySQLErrName[mysql.ErrTxnRetryable].Raw+TxnRetryableMark, []int{0}))
+	ErrTxnRetryable = dbterror.ClassKV.NewStdErr(
+		mysql.ErrTxnRetryable,
+		pmysql.Message(
+			mysql.MySQLErrName[mysql.ErrTxnRetryable].Raw+TxnRetryableMark,
+			mysql.MySQLErrName[mysql.ErrTxnRetryable].RedactArgPos,
+		),
+	)
 	// ErrCannotSetNilValue is the error when sets an empty value.
 	ErrCannotSetNilValue = dbterror.ClassKV.NewStd(mysql.ErrCannotSetNilValue)
 	// ErrInvalidTxn is the error when commits or rollbacks in an invalid transaction.
@@ -47,11 +52,21 @@ var (
 	// ErrNotImplemented returns when a function is not implemented yet.
 	ErrNotImplemented = dbterror.ClassKV.NewStd(mysql.ErrNotImplemented)
 	// ErrWriteConflict is the error when the commit meets an write conflict error.
-	ErrWriteConflict = dbterror.ClassKV.NewStdErr(mysql.ErrWriteConflict,
-		pmysql.Message(mysql.MySQLErrName[mysql.ErrWriteConflict].Raw+" "+TxnRetryableMark, []int{3}))
+	ErrWriteConflict = dbterror.ClassKV.NewStdErr(
+		mysql.ErrWriteConflict,
+		pmysql.Message(
+			mysql.MySQLErrName[mysql.ErrWriteConflict].Raw+" "+TxnRetryableMark,
+			mysql.MySQLErrName[mysql.ErrWriteConflict].RedactArgPos,
+		),
+	)
 	// ErrWriteConflictInTiDB is the error when the commit meets an write conflict error when local latch is enabled.
-	ErrWriteConflictInTiDB = dbterror.ClassKV.NewStdErr(mysql.ErrWriteConflictInTiDB,
-		pmysql.Message(mysql.MySQLErrName[mysql.ErrWriteConflictInTiDB].Raw+" "+TxnRetryableMark, nil))
+	ErrWriteConflictInTiDB = dbterror.ClassKV.NewStdErr(
+		mysql.ErrWriteConflictInTiDB,
+		pmysql.Message(
+			mysql.MySQLErrName[mysql.ErrWriteConflictInTiDB].Raw+" "+TxnRetryableMark,
+			mysql.MySQLErrName[mysql.ErrWriteConflictInTiDB].RedactArgPos,
+		),
+	)
 	// ErrLockExpire is the error when the lock is expired.
 	ErrLockExpire = dbterror.ClassTiKV.NewStd(mysql.ErrLockExpire)
 	// ErrAssertionFailed is the error when an assertion fails.
diff --git a/store/driver/txn/driver_test.go b/store/driver/txn/driver_test.go
index 4ce8fb1f43693..26b2db3a1f699 100644
--- a/store/driver/txn/driver_test.go
+++ b/store/driver/txn/driver_test.go
@@ -16,6 +16,7 @@ package txn
 import (
 	"testing"
 
+	"github.com/pingcap/errors"
 	"github.com/pingcap/kvproto/pkg/kvrpcpb"
 	"github.com/pingcap/tidb/kv"
 	"github.com/stretchr/testify/require"
@@ -66,4 +67,13 @@ func TestWriteConflictPrettyFormat(t *testing.T) {
 		"reason=Optimistic " +
 		kv.TxnRetryableMark
 	require.EqualError(t, newWriteConflictError(conflict), expectedStr)
+
+	// test log redaction
+	original := errors.RedactLogEnabled.Load()
+	errors.RedactLogEnabled.Store(true)
+	defer func() { errors.RedactLogEnabled.Store(original) }()
+	expectedStr = "[kv:9007]Write conflict, " +
+		"txnStartTS=399402937522847774, conflictStartTS=399402937719455772, conflictCommitTS=399402937719455773, " +
+		"key=????, reason=Optimistic " + kv.TxnRetryableMark
+	require.EqualError(t, newWriteConflictError(conflict), expectedStr)
 }