diff --git a/src/main.cpp b/src/main.cpp
index 529e0b8..4a008a7 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -16,6 +16,7 @@
 
 #include "oopless-parser.hpp"
 #include "brushdef.hpp"
+#include <iterator>
 
 using namespace std;