diff --git a/meshtastic/portnums.proto b/meshtastic/portnums.proto
index 970bd0a..514593a 100644
--- a/meshtastic/portnums.proto
+++ b/meshtastic/portnums.proto
@@ -84,11 +84,6 @@ enum PortNum {
    */
   AUDIO_APP = 9;
 
-  /*
-   * Payloads for clients with a network connection proxying MQTT pub/sub to the device
-   */
-  MQTT_CLIENT_PROXY_APP = 10;
-
   /*
    * Provides a 'ping' service that replies to any packet it receives.
    * Also serves as a small example module.