diff --git a/tests/realtikvtest/txntest/txn_test.go b/tests/realtikvtest/txntest/txn_test.go
index 57b839b1b8b82..a0b4fbddda4a7 100644
--- a/tests/realtikvtest/txntest/txn_test.go
+++ b/tests/realtikvtest/txntest/txn_test.go
@@ -101,7 +101,7 @@ func TestInTxnPSProtoPointGet(t *testing.T) {
 }
 
 func TestTxnGoString(t *testing.T) {
-	store := realtikvtest.CreateMockStoreAndSetup(t)
+	store := testkit.CreateMockStore(t)
 
 	tk := testkit.NewTestKit(t, store)
 	tk.MustExec("use test")