diff --git a/salt/nginx/etc/nginx.conf b/salt/nginx/etc/nginx.conf
index 8979535e8..623dae701 100644
--- a/salt/nginx/etc/nginx.conf
+++ b/salt/nginx/etc/nginx.conf
@@ -55,6 +55,7 @@ http {
 		ssl_session_cache shared:SSL:1m;
 		ssl_session_timeout  10m;
 		ssl_ciphers HIGH:!aNULL:!MD5;
+		ssl_ecdh_curve secp521r1:secp384r1;
 		ssl_prefer_server_ciphers on;
 		ssl_protocols TLSv1.2;
 	}