diff --git a/include/boost/container/detail/flat_tree.hpp b/include/boost/container/detail/flat_tree.hpp
index 0fb0e35..f381229 100644
--- a/include/boost/container/detail/flat_tree.hpp
+++ b/include/boost/container/detail/flat_tree.hpp
@@ -43,7 +43,6 @@
 
 #include <boost/intrusive/detail/minimal_pair_header.hpp>      //pair
 
-#include <boost/move/make_unique.hpp>
 #include <boost/move/iterator.hpp>
 #include <boost/move/adl_move_swap.hpp>
 #include <boost/move/detail/iterator_to_raw_pointer.hpp>