diff --git a/include/boost/fusion/sequence/container/vector/detail/vector_n.hpp b/include/boost/fusion/sequence/container/vector/detail/vector_n.hpp
index ab295432..bb4b6eac 100644
--- a/include/boost/fusion/sequence/container/vector/detail/vector_n.hpp
+++ b/include/boost/fusion/sequence/container/vector/detail/vector_n.hpp
@@ -144,3 +144,5 @@
         }
     };
 
+#undef N
+