diff --git a/tests/daemon/face/unicast-udp-transport.t.cpp b/tests/daemon/face/unicast-udp-transport.t.cpp
index 0d66fa3..fb5469d 100644
--- a/tests/daemon/face/unicast-udp-transport.t.cpp
+++ b/tests/daemon/face/unicast-udp-transport.t.cpp
@@ -102,6 +102,7 @@
 BOOST_AUTO_TEST_CASE(IdleClose)
 {
   initialize(ip::address_v4::loopback(), ndn::nfd::FACE_PERSISTENCY_ON_DEMAND);
+  BOOST_CHECK_NE(transport->getExpirationTime(), time::steady_clock::TimePoint::max());
 
   int nStateChanges = 0;
   this->transport->afterStateChange.connect(
@@ -195,6 +196,15 @@
   BOOST_CHECK_EQUAL(transport->getState(), TransportState::UP);
 }
 
+BOOST_AUTO_TEST_CASE(ChangePersistencyNoExpirationTime)
+{
+  initialize(ip::address_v4::loopback(), ndn::nfd::FACE_PERSISTENCY_ON_DEMAND);
+  BOOST_CHECK_NE(transport->getExpirationTime(), time::steady_clock::TimePoint::max());
+
+  transport->setPersistency(ndn::nfd::FACE_PERSISTENCY_PERSISTENT);
+  BOOST_CHECK_EQUAL(transport->getExpirationTime(), time::steady_clock::TimePoint::max());
+}
+
 BOOST_AUTO_TEST_SUITE_END() // TestUnicastUdpTransport
 BOOST_AUTO_TEST_SUITE_END() // Face