--- ./src/tcp-server-tls.c	2016-09-15 08:49:20.172000884 +0200

+++ ./src/tcp-server-tls.c	2017-01-26 07:21:10.063599311 +0100

@@ -484,16 +484,9 @@

         int ret;

         const char *err;

-#if defined LIBGNUTLS_VERSION_MAJOR && LIBGNUTLS_VERSION_MAJOR >= 3

-# define TLS_DH_STR "+ANON-ECDH:+ANON-DH"

-#else

-# define TLS_DH_STR "+ANON-DH"

-#endif

-        const char *pstring = "NORMAL:" TLS_DH_STR;

-

         gnutls_set_default_priority(session);

-        ret = gnutls_priority_set_direct(session, pstring, &err;;

+        ret = gnutls_priority_set_direct(session, "@SYSTEM", &err;;

         if (ret < 0) {

                 fprintf(stderr, "TLS priority syntax error at: %s\n", err);

                 return ret;