diff --git a/core/services/helper/main.py b/core/services/helper/main.py
index ba295a1b8..3edb6f0fe 100755
--- a/core/services/helper/main.py
+++ b/core/services/helper/main.py
@@ -180,6 +180,7 @@ class Helper:
         6020,  # MAVLink Camera Manager
         6030,  # System Information
         6040,  # MAVLink2Rest
+        6041,  # MAVLink Camera Manager signalling server
         7777,  # File Browser
         8000,  # ArduPilot Manager
         8081,  # Version Chooser