diff --git a/tests/unit/encoding/estimator.t.cpp b/tests/unit/encoding/estimator.t.cpp
index 8ab4399..f5e4392 100644
--- a/tests/unit/encoding/estimator.t.cpp
+++ b/tests/unit/encoding/estimator.t.cpp
@@ -19,9 +19,9 @@
  * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
  */
 
-#include "encoding/estimator.hpp"
+#include "ndn-cxx/encoding/estimator.hpp"
 
-#include "boost-test.hpp"
+#include "tests/boost-test.hpp"
 
 namespace ndn {
 namespace encoding {