diff --git a/tests/unit/security/safe-bag.t.cpp b/tests/unit/security/safe-bag.t.cpp
index 5d24112..ade7f69 100644
--- a/tests/unit/security/safe-bag.t.cpp
+++ b/tests/unit/security/safe-bag.t.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2013-2022 Regents of the University of California.
+ * Copyright (c) 2013-2023 Regents of the University of California.
  *
  * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
  *
@@ -29,6 +29,9 @@
 namespace security {
 namespace tests {
 
+BOOST_CONCEPT_ASSERT((WireEncodable<SafeBag>));
+BOOST_CONCEPT_ASSERT((WireDecodable<SafeBag>));
+
 BOOST_AUTO_TEST_SUITE(Security)
 BOOST_AUTO_TEST_SUITE(TestSafeBag)