diff --git a/include/chaiscript/chaiscript_stdlib.hpp b/include/chaiscript/chaiscript_stdlib.hpp
index a1082c5..832439b 100644
--- a/include/chaiscript/chaiscript_stdlib.hpp
+++ b/include/chaiscript/chaiscript_stdlib.hpp
@@ -53,7 +53,7 @@ namespace chaiscript
         bootstrap::standard_library::pair_type<std::pair<Boxed_Value, Boxed_Value > >("Pair", *lib);
 
 #ifndef CHAISCRIPT_NO_THREADS
-        standard_library::future_type<std::future<chaiscript::Boxed_Value>>("future", *lib);
+        bootstrap::standard_library::future_type<std::future<chaiscript::Boxed_Value>>("future", *lib);
         lib->add(chaiscript::fun([](const std::function<chaiscript::Boxed_Value ()> &t_func){ return std::async(std::launch::async, t_func);}), "async");
 #endif