diff --git a/tools/chunks/catchunks/pipeline-interests-cubic.cpp b/tools/chunks/catchunks/pipeline-interests-cubic.cpp
index 5eaf411..7fa57a5 100644
--- a/tools/chunks/catchunks/pipeline-interests-cubic.cpp
+++ b/tools/chunks/catchunks/pipeline-interests-cubic.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2016-2022, Regents of the University of California,
+ * Copyright (c) 2016-2024, Regents of the University of California,
  *                          Colorado State University,
  *                          University Pierre & Marie Curie, Sorbonne University.
  *
@@ -26,6 +26,7 @@
 #include "pipeline-interests-cubic.hpp"
 
 #include <cmath>
+#include <iostream>
 
 namespace ndn::chunks {