diff --git a/include/boost/system/detail/error_code.hpp b/include/boost/system/detail/error_code.hpp
index 66849b4..e434b42 100644
--- a/include/boost/system/detail/error_code.hpp
+++ b/include/boost/system/detail/error_code.hpp
@@ -29,6 +29,11 @@
 # include <system_error>
 #endif
 
+#if defined(BOOST_GCC) && BOOST_GCC < 60000
+# pragma GCC diagnostic push
+# pragma GCC diagnostic ignored "-Wstrict-aliasing"
+#endif
+
 namespace boost
 {
 
@@ -397,4 +402,8 @@ inline std::size_t hash_value( error_code const & ec )
 
 } // namespace boost
 
+#if defined(BOOST_GCC) && BOOST_GCC < 60000
+# pragma GCC diagnostic pop
+#endif
+
 #endif // #ifndef BOOST_SYSTEM_DETAIL_ERROR_CODE_HPP_INCLUDED