diff --git a/tools/ndn-nac/add-member.cpp b/tools/ndn-nac/add-member.cpp
index 4d82044..ceaea65 100644
--- a/tools/ndn-nac/add-member.cpp
+++ b/tools/ndn-nac/add-member.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022, Regents of the University of California
+ * Copyright (c) 2014-2023, Regents of the University of California
  *
  * NAC library is free software: you can redistribute it and/or modify it under the
  * terms of the GNU Lesser General Public License as published by the Free Software
@@ -84,7 +84,7 @@
 
     auto cert = loadCertificate(member);
 
-    util::DummyClientFace face(keyChain); // to avoid any real IO
+    DummyClientFace face(keyChain); // to avoid any real IO
     AccessManager manager(id, datasetName, keyChain, face);
 
     auto kdk = manager.addMember(cert);
diff --git a/tools/ndn-nac/dump-kek.cpp b/tools/ndn-nac/dump-kek.cpp
index a1b9d2a..e5d4297 100644
--- a/tools/ndn-nac/dump-kek.cpp
+++ b/tools/ndn-nac/dump-kek.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022, Regents of the University of California
+ * Copyright (c) 2014-2023, Regents of the University of California
  *
  * NAC library is free software: you can redistribute it and/or modify it under the
  * terms of the GNU Lesser General Public License as published by the Free Software
@@ -73,7 +73,7 @@
     KeyChain keyChain;
     Identity id = keyChain.getPib().getIdentity(identityName);
 
-    util::DummyClientFace face(keyChain); // to avoid any real IO
+    DummyClientFace face(keyChain); // to avoid any real IO
     AccessManager manager(id, datasetName, keyChain, face);
 
     if (manager.size() != 1) {