diff --git a/tests/unit/security/pib/identity.t.cpp b/tests/unit/security/pib/identity.t.cpp
index 5e2f28a..5769fde 100644
--- a/tests/unit/security/pib/identity.t.cpp
+++ b/tests/unit/security/pib/identity.t.cpp
@@ -22,7 +22,7 @@
 #include "ndn-cxx/security/pib/identity.hpp"
 #include "ndn-cxx/security/pib/pib.hpp"
 #include "ndn-cxx/security/pib/pib-memory.hpp"
-#include "ndn-cxx/security/pib/detail/identity-impl.hpp"
+#include "ndn-cxx/security/pib/impl/identity-impl.hpp"
 
 #include "tests/boost-test.hpp"
 #include "tests/unit/security/pib/pib-data-fixture.hpp"