diff --git a/tests/unit/security/tpm/back-end.t.cpp b/tests/unit/security/tpm/back-end.t.cpp
index 8abc745..1d925d4 100644
--- a/tests/unit/security/tpm/back-end.t.cpp
+++ b/tests/unit/security/tpm/back-end.t.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2013-2020 Regents of the University of California.
+ * Copyright (c) 2013-2021 Regents of the University of California.
  *
  * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
  *
@@ -65,7 +65,7 @@
 
   Name identity("/Test/KeyName");
   name::Component keyId("1");
-  Name keyName = v2::constructKeyName(identity, keyId);
+  Name keyName = constructKeyName(identity, keyId);
 
   // key should not exist
   BOOST_CHECK_EQUAL(tpm.hasKey(keyName), false);