diff --git a/include/boost/unordered/detail/implementation.hpp b/include/boost/unordered/detail/implementation.hpp
index 2d5a3d09..b0b3a43c 100644
--- a/include/boost/unordered/detail/implementation.hpp
+++ b/include/boost/unordered/detail/implementation.hpp
@@ -2959,19 +2959,11 @@ namespace boost {
           return no_key();
         }
 
-#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
         template <class Arg1, class Arg2, class... Args>
         static no_key extract(Arg1 const&, Arg2 const&, Args const&...)
         {
           return no_key();
         }
-#else
-        template <class Arg1, class Arg2>
-        static no_key extract(Arg1 const&, Arg2 const&)
-        {
-          return no_key();
-        }
-#endif
       };
 
       template <class ValueType> struct map_extractor
@@ -3030,14 +3022,12 @@ namespace boost {
           return no_key();
         }
 
-#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
         template <class Arg1, class Arg2, class Arg3, class... Args>
         static no_key extract(
           Arg1 const&, Arg2 const&, Arg3 const&, Args const&...)
         {
           return no_key();
         }
-#endif
 
 #define BOOST_UNORDERED_KEY_FROM_TUPLE(namespace_)                             \
   template <typename T2>                                                       \