diff --git a/tests/daemon/fw/topology-tester.cpp b/tests/daemon/fw/topology-tester.cpp
index a758ee2..a7ff33a 100644
--- a/tests/daemon/fw/topology-tester.cpp
+++ b/tests/daemon/fw/topology-tester.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,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -125,7 +125,7 @@
   m_clientTransport->connectToForwarder(m_forwarderTransport);
 }
 
-class TopologyBareLink::Observer : public face::InternalTransportBase
+class TopologyBareLink::Observer final : public face::InternalTransportBase
 {
 public:
   explicit
diff --git a/tests/daemon/fw/topology-tester.hpp b/tests/daemon/fw/topology-tester.hpp
index 35c1fd5..e82705c 100644
--- a/tests/daemon/fw/topology-tester.hpp
+++ b/tests/daemon/fw/topology-tester.hpp
@@ -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,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -110,7 +110,7 @@
   bool m_isUp = true;
   time::nanoseconds m_delay;
 
-  class ReceiveProxy : public face::InternalTransportBase
+  class ReceiveProxy final : public face::InternalTransportBase
   {
   public:
     using Callback = std::function<void(const Block&)>;
diff --git a/tests/daemon/mgmt/manager-base.t.cpp b/tests/daemon/mgmt/manager-base.t.cpp
index ea7aea5..cf24989 100644
--- a/tests/daemon/mgmt/manager-base.t.cpp
+++ b/tests/daemon/mgmt/manager-base.t.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,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -48,7 +48,7 @@
   }
 };
 
-class DummyManager : public ManagerBase
+class DummyManager final : public ManagerBase
 {
 public:
   explicit
@@ -59,7 +59,7 @@
 
 private:
   ndn::mgmt::Authorization
-  makeAuthorization(const std::string& verb) override
+  makeAuthorization(const std::string& verb) final
   {
     return [] (const Name& prefix, const Interest& interest,
                const ndn::mgmt::ControlParameters* params,