diff --git a/tests/unit/mgmt/control-response.t.cpp b/tests/unit/mgmt/control-response.t.cpp
index 1dd69b1..7e72c26 100644
--- a/tests/unit/mgmt/control-response.t.cpp
+++ b/tests/unit/mgmt/control-response.t.cpp
@@ -24,9 +24,9 @@
 
 #include "tests/boost-test.hpp"
 
-namespace ndn {
-namespace mgmt {
-namespace tests {
+namespace ndn::tests {
+
+using namespace ndn::mgmt;
 
 BOOST_CONCEPT_ASSERT((WireEncodable<ControlResponse>));
 BOOST_CONCEPT_ASSERT((WireDecodable<ControlResponse>));
@@ -62,6 +62,4 @@
 BOOST_AUTO_TEST_SUITE_END() // TestControlResponse
 BOOST_AUTO_TEST_SUITE_END() // Mgmt
 
-} // namespace tests
-} // namespace mgmt
-} // namespace ndn
+} // namespace ndn::tests