diff --git a/ssl/ssl_ciph.c b/ssl/ssl_ciph.c
index 084e8bbb1b204c5d9080b3c1e7b70fa5955fccfb..7f3e16080b0a4b740d9235a9c31e795c611cff60 100644
--- a/ssl/ssl_ciph.c
+++ b/ssl/ssl_ciph.c
@@ -1394,6 +1394,8 @@ static int check_suiteb_cipher_list(const SSL_METHOD *meth, CERT *c,
 		*prule_str = "ECDHE-ECDSA-AES256-GCM-SHA384";
 		break;
 		}
+	/* Set auto ECDH parameter determination */
+	c->ecdh_tmp_auto = 1;
 	return 1;
 	}