diff --git a/include/msgpack/iterator.hpp b/include/msgpack/iterator.hpp
index a118b592..0f532a4a 100644
--- a/include/msgpack/iterator.hpp
+++ b/include/msgpack/iterator.hpp
@@ -11,8 +11,8 @@
 #ifndef MSGPACK_ITERATOR_HPP
 #define MSGPACK_ITERATOR_HPP
 
-#include <msgpack/iterator_decl.hpp>
+#include "msgpack/iterator_decl.hpp"
 
-#include <msgpack/v1/iterator.hpp>
+#include "msgpack/v1/iterator.hpp"
 
 #endif // MSGPACK_ITERATOR_HPP