diff --git a/tests/face/dummy-face.hpp b/tests/face/dummy-face.hpp
index a960380..a58a3ee 100644
--- a/tests/face/dummy-face.hpp
+++ b/tests/face/dummy-face.hpp
@@ -9,7 +9,7 @@
 
 #include "face/face.hpp"
 
-namespace ndn {
+namespace nfd {
 
 /** \class DummyFace
  *  \brief provides a Face that cannot communicate
@@ -34,6 +34,6 @@
   }
 };
 
-} // namespace ndn
+} // namespace nfd
 
 #endif // TEST_FACE_DUMMY_FACE_HPP
diff --git a/tests/face/face.cpp b/tests/face/face.cpp
index e84ab03..dced528 100644
--- a/tests/face/face.cpp
+++ b/tests/face/face.cpp
@@ -9,7 +9,7 @@
 
 #include <boost/test/unit_test.hpp>
 
-namespace ndn {
+namespace nfd {
 
 BOOST_AUTO_TEST_SUITE(FaceFace)
 
@@ -22,4 +22,4 @@
 
 BOOST_AUTO_TEST_SUITE_END()
 
-} // namespace ndn
+} // namespace nfd