diff --git a/include/boost/type_traits/is_virtual_base_of.hpp b/include/boost/type_traits/is_virtual_base_of.hpp
index ffb021e..f57cb61 100644
--- a/include/boost/type_traits/is_virtual_base_of.hpp
+++ b/include/boost/type_traits/is_virtual_base_of.hpp
@@ -23,7 +23,7 @@ namespace detail {
 #ifdef BOOST_MSVC
 #pragma warning( push )
 #pragma warning( disable : 4584 4250)
-#elif defined __GNUC__
+#elif defined(__GNUC__) && (__GNUC__ >= 4)
 #pragma GCC system_header
 #endif