diff --git a/tests/unit-tests/security/test-sec-tpm-file.cpp b/tests/unit-tests/security/test-sec-tpm-file.cpp
index 0b900ed..727d0d4 100644
--- a/tests/unit-tests/security/test-sec-tpm-file.cpp
+++ b/tests/unit-tests/security/test-sec-tpm-file.cpp
@@ -25,8 +25,8 @@
 
 #include "util/time.hpp"
 
+#include <boost/filesystem.hpp>
 #include <boost/lexical_cast.hpp>
-
 #include "boost-test.hpp"
 
 namespace ndn {