diff --git a/br/pkg/lightning/backend/local/localhelper_test.go b/br/pkg/lightning/backend/local/localhelper_test.go
index 023fade304fae..9db20baa220fd 100644
--- a/br/pkg/lightning/backend/local/localhelper_test.go
+++ b/br/pkg/lightning/backend/local/localhelper_test.go
@@ -556,6 +556,11 @@ func (h *scanRegionEmptyHook) AfterScanRegions(res []*split.RegionInfo, err erro
 }
 
 func TestBatchSplitRegionByRangesScanFailed(t *testing.T) {
+	backup := split.ScanRegionAttemptTimes
+	split.ScanRegionAttemptTimes = 3
+	defer func() {
+		split.ScanRegionAttemptTimes = backup
+	}()
 	doTestBatchSplitRegionByRanges(context.Background(), t, &scanRegionEmptyHook{}, "scan region return empty result", defaultHook{})
 }
 
diff --git a/br/pkg/restore/split/split.go b/br/pkg/restore/split/split.go
index e06c8ab1c93d5..8edf4e16ccf4d 100644
--- a/br/pkg/restore/split/split.go
+++ b/br/pkg/restore/split/split.go
@@ -9,7 +9,6 @@ import (
 	"time"
 
 	"github.com/pingcap/errors"
-	"github.com/pingcap/failpoint"
 	"github.com/pingcap/log"
 	berrors "github.com/pingcap/tidb/br/pkg/errors"
 	"github.com/pingcap/tidb/br/pkg/logutil"
@@ -185,15 +184,8 @@ type scanRegionBackoffer struct {
 }
 
 func newScanRegionBackoffer() utils.Backoffer {
-	attempt := ScanRegionAttemptTimes
-	// only use for test.
-	failpoint.Inject("scanRegionBackoffer", func(val failpoint.Value) {
-		if val.(bool) {
-			attempt = 3
-		}
-	})
 	return &scanRegionBackoffer{
-		attempt: attempt,
+		attempt: ScanRegionAttemptTimes,
 	}
 }
 
diff --git a/br/pkg/restore/util_test.go b/br/pkg/restore/util_test.go
index 4af6922efa30a..087df4cbdcc2c 100644
--- a/br/pkg/restore/util_test.go
+++ b/br/pkg/restore/util_test.go
@@ -7,7 +7,6 @@ import (
 	"encoding/binary"
 	"testing"
 
-	"github.com/pingcap/failpoint"
 	backuppb "github.com/pingcap/kvproto/pkg/brpb"
 	"github.com/pingcap/kvproto/pkg/import_sstpb"
 	"github.com/pingcap/kvproto/pkg/metapb"
@@ -231,7 +230,11 @@ func TestPaginateScanRegion(t *testing.T) {
 	regionMap := make(map[uint64]*split.RegionInfo)
 	var regions []*split.RegionInfo
 	var batch []*split.RegionInfo
-	require.NoError(t, failpoint.Enable("github.com/pingcap/tidb/br/pkg/restore/split/scanRegionBackoffer", "return(true)"))
+	backup := split.ScanRegionAttemptTimes
+	split.ScanRegionAttemptTimes = 3
+	defer func() {
+		split.ScanRegionAttemptTimes = backup
+	}()
 	_, err := split.PaginateScanRegion(ctx, NewTestClient(stores, regionMap, 0), []byte{}, []byte{}, 3)
 	require.Error(t, err)
 	require.True(t, berrors.ErrPDBatchScanRegion.Equal(err))
@@ -294,8 +297,6 @@ func TestPaginateScanRegion(t *testing.T) {
 	require.Error(t, err)
 	require.True(t, berrors.ErrPDBatchScanRegion.Equal(err))
 	require.Regexp(t, ".*region endKey not equal to next region startKey.*", err.Error())
-
-	require.NoError(t, failpoint.Disable("github.com/pingcap/tidb/br/pkg/restore/split/scanRegionBackoffer"))
 }
 
 func TestRewriteFileKeys(t *testing.T) {