diff --git a/include/fc/interprocess/container.hpp b/include/fc/interprocess/container.hpp
index 27359fc..d9b5bfa 100644
--- a/include/fc/interprocess/container.hpp
+++ b/include/fc/interprocess/container.hpp
@@ -7,6 +7,7 @@
 #include <boost/interprocess/containers/string.hpp>
 #include <boost/interprocess/containers/vector.hpp>
 #include <boost/interprocess/containers/map.hpp>
+#include <boost/interprocess/containers/flat_map.hpp>
 #include <boost/interprocess/containers/deque.hpp>
 
 
@@ -33,6 +34,26 @@ namespace fc {
       }
     }
 
+    /*  bip::flat_map == boost::flat_map
+    template<typename K, typename V, typename... T >
+    void to_variant( const bip::flat_map< K, V, T... >& var, fc::variant& vo ) {
+       std::vector< variant > vars(var.size());
+       size_t i = 0;
+       for( auto itr = var.begin(); itr != var.end(); ++itr, ++i )
+          vars[i] = fc::variant(*itr);
+       vo = vars;
+    }
+
+    template<typename K, typename V, typename... A>
+    void from_variant( const variant& var,  bip::flat_map<K, V, A...>& vo )
+    {
+       const variants& vars = var.get_array();
+       vo.clear();
+       for( auto itr = vars.begin(); itr != vars.end(); ++itr )
+          vo.insert( itr->as< std::pair<K,V> >() );
+    }
+    */
+
     template<typename... T >
     void to_variant( const bip::vector< T... >& t, fc::variant& v ) {
       std::vector<variant> vars(t.size());