diff --git a/tests/unit/mgmt/nfd/control-parameters.t.cpp b/tests/unit/mgmt/nfd/control-parameters.t.cpp
index 4866620..e89b4f3 100644
--- a/tests/unit/mgmt/nfd/control-parameters.t.cpp
+++ b/tests/unit/mgmt/nfd/control-parameters.t.cpp
@@ -24,9 +24,9 @@
 
 #include "tests/boost-test.hpp"
 
-namespace ndn {
-namespace nfd {
-namespace tests {
+namespace ndn::tests {
+
+using namespace ndn::nfd;
 
 BOOST_CONCEPT_ASSERT((WireEncodable<ControlParameters>));
 BOOST_CONCEPT_ASSERT((WireDecodable<ControlParameters>));
@@ -248,6 +248,4 @@
 BOOST_AUTO_TEST_SUITE_END() // Nfd
 BOOST_AUTO_TEST_SUITE_END() // Mgmt
 
-} // namespace tests
-} // namespace nfd
-} // namespace ndn
+} // namespace ndn::tests