diff --git a/tests/test-hello-protocol.cpp b/tests/test-hello-protocol.cpp
index 6ea3449..a825321 100644
--- a/tests/test-hello-protocol.cpp
+++ b/tests/test-hello-protocol.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2022,  The University of Memphis,
+ * Copyright (c) 2014-2023,  The University of Memphis,
  *                           Regents of the University of California,
  *                           Arizona Board of Regents.
  *
@@ -88,7 +88,7 @@
   }
 
 public:
-  ndn::util::DummyClientFace face;
+  ndn::DummyClientFace face;
   ConfParameter conf;
   DummyConfFileProcessor confProcessor;
   AdjacencyList& adjList;