Index: hiawatha-10.4/src/tls.c =================================================================== --- hiawatha-10.4/src/tls.c +++ hiawatha-10.4/src/tls.c 2018-03-07 10:21:00.620709055 +0100 @@ -343,7 +343,7 @@ mbedtls_ssl_conf_own_cert(*tls_config, tls_setup->certificate, tls_setup->private_key); if (tls_setup->dh_size == 2048) { - mbedtls_ssl_conf_dh_param(*tls_config, MBEDTLS_DHM_RFC5114_MODP_2048_P, MBEDTLS_DHM_RFC5114_MODP_2048_G); + mbedtls_ssl_conf_dh_param(*tls_config, MBEDTLS_DHM_RFC5114_MODP_2048_G, MBEDTLS_DHM_RFC5114_MODP_2048_G); } else if (tls_setup->dh_size == 4096) { mbedtls_ssl_conf_dh_param(*tls_config, dhm_4096_P, dhm_4096_G); } else if (tls_setup->dh_size == 8192) {