diff --git a/include/boost/thread/detail/thread.hpp b/include/boost/thread/detail/thread.hpp
index 5cbb828e..edfd1357 100644
--- a/include/boost/thread/detail/thread.hpp
+++ b/include/boost/thread/detail/thread.hpp
@@ -537,7 +537,7 @@ namespace boost
 #ifdef BOOST_THREAD_PLATFORM_PTHREAD
         inline id get_id()  const BOOST_NOEXCEPT;
 #else
-        id BOOST_THREAD_DECL get_id() const BOOST_NOEXCEPT;
+        id get_id() const BOOST_NOEXCEPT;
 #endif