diff --git a/tests/unit-tests/configuration.t.cpp b/tests/unit-tests/configuration.t.cpp
index c3fdacf..a1fa54f 100644
--- a/tests/unit-tests/configuration.t.cpp
+++ b/tests/unit-tests/configuration.t.cpp
@@ -148,6 +148,6 @@
 
 BOOST_AUTO_TEST_SUITE_END()  // TestCaConfig
 
-}  // namespace tests
-}  // namespace ndncert
-}  // namespace ndn
+} // namespace tests
+} // namespace ndncert
+} // namespace ndn