diff --git a/br/tests/lightning_local_backend/run.sh b/br/tests/lightning_local_backend/run.sh
index d59563637c4f4..60fca277d8cf6 100755
--- a/br/tests/lightning_local_backend/run.sh
+++ b/br/tests/lightning_local_backend/run.sh
@@ -36,7 +36,7 @@ grep -Fq 'table(s) [`cpeng`.`a`, `cpeng`.`b`] are not empty' $TEST_DIR/lightning
 
 
 # First, verify that inject with not leader error is fine.
-export GO_FAILPOINTS='github.com/pingcap/tidb/br/pkg/lightning/backend/local/FailIngestMeta=1*return("notleader");github.com/pingcap/tidb/br/pkg/lightning/backend/local/failToSplit=2*return("")'
+export GO_FAILPOINTS='github.com/pingcap/tidb/br/pkg/lightning/backend/local/FailIngestMeta=1*return("notleader");github.com/pingcap/tidb/br/pkg/lightning/backend/local/failToSplit=5*return("")'
 rm -f "$TEST_DIR/lightning-local.log"
 run_sql 'DROP DATABASE IF EXISTS cpeng;'
 run_lightning --backend local --enable-checkpoint=1 --log-file "$TEST_DIR/lightning-local.log" --config "tests/$TEST_NAME/config.toml" -L debug