diff --git a/src/apps.js b/src/apps.js
index c9a250937..b9014db2a 100644
--- a/src/apps.js
+++ b/src/apps.js
@@ -133,14 +133,15 @@ function validatePortBindings(portBindings, tcpPorts) {
     // these ports are reserved even if we listen only on 127.0.0.1 because we setup HostIp to be 127.0.0.1
     // for custom tcp ports
     var RESERVED_PORTS = [
+        22, /* ssh */
         25, /* smtp */
         53, /* dns */
         80, /* http */
         143, /* imap */
+        202, /* caas ssh */
         443, /* https */
         465, /* smtps */
         587, /* submission */
-        919, /* ssh */
         993, /* imaps */
         2003, /* graphite (lo) */
         2004, /* graphite (lo) */