diff --git a/src/apps.js b/src/apps.js
index 9bf80facb..e384cf59e 100644
--- a/src/apps.js
+++ b/src/apps.js
@@ -169,7 +169,9 @@ function validatePortBindings(portBindings, manifest) {
         constants.INTERNAL_SMTP_PORT, /* internal smtp port (lo) */
         constants.LDAP_PORT,
         3306, /* mysql (lo) */
+        3478, /* turn,stun */
         4190, /* managesieve */
+        5349, /* turn,stun TLS */
         8000, /* ESXi monitoring */
         8417, /* graphite (lo) */
     ];