diff --git a/docs/trains.conf b/docs/trains.conf
index d10a78d..0b40119 100644
--- a/docs/trains.conf
+++ b/docs/trains.conf
@@ -229,6 +229,9 @@ sdk {
         # Support stopping an experiment in case it was externally stopped, status was changed or task was reset
         support_stopping: True
 
+        # Default Task output_uri. if output_uri is not provided to Task.init, default_output_uri will be used instead.
+        default_output_uri: ""
+
         # Development mode worker
         worker {
             # Status report period in seconds