diff --git a/daemon/mgmt/command-authenticator.cpp b/daemon/mgmt/command-authenticator.cpp
index 833400c..db50e4d 100644
--- a/daemon/mgmt/command-authenticator.cpp
+++ b/daemon/mgmt/command-authenticator.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2020,  Regents of the University of California,
+ * Copyright (c) 2014-2021,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -65,7 +65,7 @@
 
 /** \brief a validation policy that only permits Interest signed by a trust anchor
  */
-class CommandAuthenticatorValidationPolicy : public security::ValidationPolicy
+class CommandAuthenticatorValidationPolicy final : public security::ValidationPolicy
 {
 public:
   void
@@ -87,8 +87,8 @@
   }
 
   void
-  checkPolicy(const Data& data, const shared_ptr<security::ValidationState>& state,
-              const ValidationContinuation& continueValidation) final
+  checkPolicy(const Data&, const shared_ptr<security::ValidationState>&,
+              const ValidationContinuation&) final
   {
     // Non-certificate Data are not handled by CommandAuthenticator.
     // Non-anchor certificates cannot be retrieved by offline fetcher.
diff --git a/daemon/mgmt/cs-manager.hpp b/daemon/mgmt/cs-manager.hpp
index 83db017..95fbffc 100644
--- a/daemon/mgmt/cs-manager.hpp
+++ b/daemon/mgmt/cs-manager.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2019,  Regents of the University of California,
+ * Copyright (c) 2014-2021,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -40,7 +40,7 @@
  * \brief Implements the CS Management of NFD Management Protocol.
  * \sa https://redmine.named-data.net/projects/nfd/wiki/CsMgmt
  */
-class CsManager : public ManagerBase
+class CsManager final : public ManagerBase
 {
 public:
   CsManager(cs::Cs& cs, const ForwarderCounters& fwCounters,
diff --git a/daemon/mgmt/face-manager.hpp b/daemon/mgmt/face-manager.hpp
index c1547c5..db2e5aa 100644
--- a/daemon/mgmt/face-manager.hpp
+++ b/daemon/mgmt/face-manager.hpp
@@ -36,7 +36,7 @@
  * @brief Implements the Face Management of NFD Management Protocol.
  * @sa https://redmine.named-data.net/projects/nfd/wiki/FaceMgmt
  */
-class FaceManager : public ManagerBase
+class FaceManager final : public ManagerBase
 {
 public:
   FaceManager(FaceSystem& faceSystem,
diff --git a/daemon/mgmt/fib-manager.hpp b/daemon/mgmt/fib-manager.hpp
index 073fe43..ca04391 100644
--- a/daemon/mgmt/fib-manager.hpp
+++ b/daemon/mgmt/fib-manager.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2019,  Regents of the University of California,
+ * Copyright (c) 2014-2021,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -40,7 +40,7 @@
  * @brief Implements the FIB Management of NFD Management Protocol.
  * @sa https://redmine.named-data.net/projects/nfd/wiki/FibMgmt
  */
-class FibManager : public ManagerBase
+class FibManager final : public ManagerBase
 {
 public:
   FibManager(fib::Fib& fib, const FaceTable& faceTable,
diff --git a/daemon/mgmt/rib-manager.hpp b/daemon/mgmt/rib-manager.hpp
index 3b2e794..98739f0 100644
--- a/daemon/mgmt/rib-manager.hpp
+++ b/daemon/mgmt/rib-manager.hpp
@@ -46,7 +46,7 @@
  * @brief Implements the RIB Management of NFD Management Protocol.
  * @sa https://redmine.named-data.net/projects/nfd/wiki/RibMgmt
  */
-class RibManager : public ManagerBase
+class RibManager final : public ManagerBase
 {
 public:
   RibManager(rib::Rib& rib, ndn::Face& face, ndn::KeyChain& keyChain,
@@ -220,7 +220,7 @@
   setFaceForSelfRegistration(const Interest& request, ControlParameters& parameters);
 
   ndn::mgmt::Authorization
-  makeAuthorization(const std::string& verb) override;
+  makeAuthorization(const std::string& verb) final;
 
 private: // Face monitor
   void
diff --git a/daemon/mgmt/strategy-choice-manager.hpp b/daemon/mgmt/strategy-choice-manager.hpp
index 370364b..6c91af8 100644
--- a/daemon/mgmt/strategy-choice-manager.hpp
+++ b/daemon/mgmt/strategy-choice-manager.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2019,  Regents of the University of California,
+ * Copyright (c) 2014-2021,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -38,7 +38,7 @@
  * @brief Implements the Strategy Choice Management of NFD Management Protocol.
  * @sa https://redmine.named-data.net/projects/nfd/wiki/StrategyChoice
  */
-class StrategyChoiceManager : public ManagerBase
+class StrategyChoiceManager final : public ManagerBase
 {
 public:
   StrategyChoiceManager(strategy_choice::StrategyChoice& table,