diff --git a/tests/realtikvtest/testkit.go b/tests/realtikvtest/testkit.go
index 4fe8f845fd..8ea85a7b7b 100644
--- a/tests/realtikvtest/testkit.go
+++ b/tests/realtikvtest/testkit.go
@@ -62,6 +62,7 @@ var (
 // RunTestMain run common setups for all real tikv tests.
 func RunTestMain(m *testing.M) {
 	testsetup.SetupForCommonTest()
+	*WithRealTiKV = true
 	flag.Parse()
 	session.SetSchemaLease(5 * time.Second)
 	config.UpdateGlobal(func(conf *config.Config) {