diff --git a/transmission/config.json b/transmission/config.json
index 9493ffa9e..3dd1c2ca6 100644
--- a/transmission/config.json
+++ b/transmission/config.json
@@ -81,6 +81,7 @@
     "download_dir": "str",
     "incomplete_dir": "str?",
     "localdisks": "str?",
+    "watch_dir": "str?",    
     "networkdisks": "str?",
     "pass": "str?",
     "smbv1": "bool?",