diff --git a/src/scrollpad.cpp b/src/scrollpad.cpp
index e865ceeb..064b03fa 100644
--- a/src/scrollpad.cpp
+++ b/src/scrollpad.cpp
@@ -20,6 +20,7 @@
 
 #include <cassert>
 #include <boost/regex.hpp>
+#include <iostream>
 
 #include "scrollpad.h"