diff --git a/include/boost/exception/detail/error_info_impl.hpp b/include/boost/exception/detail/error_info_impl.hpp
index 883d313..a8d1aa7 100644
--- a/include/boost/exception/detail/error_info_impl.hpp
+++ b/include/boost/exception/detail/error_info_impl.hpp
@@ -30,6 +30,7 @@ boost
 
             protected:
 
+            virtual
             ~error_info_base() throw()
                 {
                 }