diff --git a/tools/dump/main.cpp b/tools/dump/main.cpp
index e6a9898..86a9a85 100644
--- a/tools/dump/main.cpp
+++ b/tools/dump/main.cpp
@@ -20,6 +20,8 @@
 #include "ndndump.hpp"
 #include "core/version.hpp"
 
+#include <ndn-cxx/util/ostream-joiner.hpp>
+
 #include <sstream>
 
 namespace ndn {