tests: avoid deprecated boost headers
Change-Id: I1b79c9422109d2ce8832fd386b524bd9ffffa231
diff --git a/tests/tools/nfdc/format-helpers.t.cpp b/tests/tools/nfdc/format-helpers.t.cpp
index d5719ae..f368950 100644
--- a/tests/tools/nfdc/format-helpers.t.cpp
+++ b/tests/tools/nfdc/format-helpers.t.cpp
@@ -1,6 +1,6 @@
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
- * Copyright (c) 2014-2018, Regents of the University of California,
+ * Copyright (c) 2014-2019, Regents of the University of California,
* Arizona Board of Regents,
* Colorado State University,
* University Pierre & Marie Curie, Sorbonne University,
@@ -27,6 +27,12 @@
#include "tests/test-common.hpp"
+#if BOOST_VERSION >= 105900
+#include <boost/test/tools/output_test_stream.hpp>
+#else
+#include <boost/test/output_test_stream.hpp>
+#endif
+
namespace nfd {
namespace tools {
namespace nfdc {