--- ./src/net/IPv6Address.hxx	2019-01-04 21:22:21.000000000 +0300
+++ ./src/net/IPv6Address.hxx.new	2019-06-24 14:02:29.940766894 +0300
@@ -133,7 +133,7 @@
 	}
 
 	constexpr operator SocketAddress() const noexcept {
-		return SocketAddress((const struct sockaddr *)&address,
+		return SocketAddress((const struct sockaddr *)(const void *)&address,
 				     sizeof(address));
 	}