--- libmicrohttpd-0.9.67/src/microhttpd/daemon.c.orig	2019-10-18 08:14:27.591969227 +0200

+++ libmicrohttpd-0.9.67/src/microhttpd/daemon.c	2019-10-18 08:15:20.306963570 +0200

@@ -5779,7 +5779,7 @@

   if (0 != (*pflags & MHD_USE_TLS))

   {

     gnutls_priority_init (&daemon->priority_cache,

-                          "NORMAL",

+                          "@SYSTEM",

                           NULL);

   }

 #endif /* HTTPS_SUPPORT */