diff --git a/src/std_utils.cc b/src/std_utils.cc
index d83da57..51aa7cf 100644
--- a/src/std_utils.cc
+++ b/src/std_utils.cc
@@ -3,6 +3,7 @@
 
 #include "std_utils.hh"
 #include <iostream>
+#include <iterator>
 #include <fstream>
 #include <cstdio>
 #include <cerrno>