diff --git a/tests/unit/net/network-configuration-detector.hpp b/tests/unit/net/network-configuration-detector.hpp
index 58715c8..015b2b8 100644
--- a/tests/unit/net/network-configuration-detector.hpp
+++ b/tests/unit/net/network-configuration-detector.hpp
@@ -19,8 +19,8 @@
  * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
  */
 
-#ifndef NDN_TESTS_NET_NETWORK_CONFIGURATION_DETECTOR_HPP
-#define NDN_TESTS_NET_NETWORK_CONFIGURATION_DETECTOR_HPP
+#ifndef NDN_TESTS_UNIT_NET_NETWORK_CONFIGURATION_DETECTOR_HPP
+#define NDN_TESTS_UNIT_NET_NETWORK_CONFIGURATION_DETECTOR_HPP
 
 #define SKIP_IF_IPV4_UNAVAILABLE() \
   do { \
@@ -72,4 +72,4 @@
 } // namespace tests
 } // namespace ndn
 
-#endif // NDN_TESTS_NET_NETWORK_CONFIGURATION_DETECTOR_HPP
+#endif // NDN_TESTS_UNIT_NET_NETWORK_CONFIGURATION_DETECTOR_HPP