diff --git a/src/mesh/Router.cpp b/src/mesh/Router.cpp
index 02968513c..1064e8cd8 100644
--- a/src/mesh/Router.cpp
+++ b/src/mesh/Router.cpp
@@ -651,10 +651,11 @@ void Router::handleReceived(meshtastic_MeshPacket *p, RxSource src)
         shouldIgnoreNonstandardPorts = true;
 #endif
         if (shouldIgnoreNonstandardPorts && p->which_payload_variant == meshtastic_MeshPacket_decoded_tag &&
-            IS_ONE_OF(p->decoded.portnum, meshtastic_PortNum_ATAK_FORWARDER, meshtastic_PortNum_ATAK_PLUGIN,
-                      meshtastic_PortNum_PAXCOUNTER_APP, meshtastic_PortNum_IP_TUNNEL_APP, meshtastic_PortNum_AUDIO_APP,
-                      meshtastic_PortNum_PRIVATE_APP, meshtastic_PortNum_DETECTION_SENSOR_APP, meshtastic_PortNum_RANGE_TEST_APP,
-                      meshtastic_PortNum_REMOTE_HARDWARE_APP)) {
+            (IS_ONE_OF(p->decoded.portnum, meshtastic_PortNum_ATAK_FORWARDER, meshtastic_PortNum_ATAK_PLUGIN,
+                       meshtastic_PortNum_PAXCOUNTER_APP, meshtastic_PortNum_IP_TUNNEL_APP, meshtastic_PortNum_AUDIO_APP,
+                       meshtastic_PortNum_PRIVATE_APP, meshtastic_PortNum_DETECTION_SENSOR_APP, meshtastic_PortNum_RANGE_TEST_APP,
+                       meshtastic_PortNum_REMOTE_HARDWARE_APP) ||
+             p->decoded.portnum >= meshtastic_PortNum_PRIVATE_APP)) {
             LOG_DEBUG("Ignore packet on blacklisted portnum for CORE_PORTNUMS_ONLY");
             cancelSending(p->from, p->id);
             skipHandle = true;