diff --git a/Job-configuration.md b/Job-configuration.md
index 37fe9ce..4e0aeeb 100644
--- a/Job-configuration.md
+++ b/Job-configuration.md
@@ -360,6 +360,8 @@ identification and results of individual tasks.
 	- _error_message_ -- defined only in internal tasks on failure
 	- _output_ -- output from stdout and stderr of sandboxed program,
 	  limitation on length defined in worker configuration
+		- _stdout_ -- Output from standard output
+		- _stderr_ -- Output from standard error output
 	- _sandbox_results_ -- if defined than this task was external and was run in
 	  sandbox
 		- **exitcode** -- exit code integer