1 files changed, 1 insertions, 0 deletions

diff --git a/src/node.h b/src/node.h
index a8072da..a3e1cad 100644
--- a/src/node.h
+++ b/src/node.h
@@ -2,6 +2,7 @@
 #define NODE_H_
 
 #include <vector>
+#include <string>
 
 #include "traverser.h"