diff --git a/contrib/epee/include/net/net_utils_base.h b/contrib/epee/include/net/net_utils_base.h
index ef3a1d146..df83517ff 100644
--- a/contrib/epee/include/net/net_utils_base.h
+++ b/contrib/epee/include/net/net_utils_base.h
@@ -71,6 +71,9 @@ namespace net_utils
 		}
 		uint64_t m_host_id;
 		uint64_t m_full_id;
+
+	protected:
+		virtual ~network_address_base() {}
 	};
 	struct ipv4_network_address: public network_address_base
 	{