diff --git a/tests/unit-tests/util/notification-subscriber.t.cpp b/tests/unit-tests/util/notification-subscriber.t.cpp
index e7144e9..30924f3 100644
--- a/tests/unit-tests/util/notification-subscriber.t.cpp
+++ b/tests/unit-tests/util/notification-subscriber.t.cpp
@@ -39,7 +39,7 @@
 
 using namespace ndn::tests;
 
-class NotificationSubscriberFixture : public IdentityManagementV1TimeFixture
+class NotificationSubscriberFixture : public IdentityManagementTimeFixture
 {
 public:
   NotificationSubscriberFixture()