diff --git a/MAC/Services/src/L2TMSSObservationControl.py b/MAC/Services/src/L2TMSSObservationControl.py
index ac163b1b3e283a09322ea398fdb7cb1803983230..0c243b568c64eeb7bba1cd6df6664cf8048a14e4 100755
--- a/MAC/Services/src/L2TMSSObservationControl.py
+++ b/MAC/Services/src/L2TMSSObservationControl.py
@@ -116,6 +116,8 @@ class L2TMSSObservationControlMessageHandler(TMSSEventMessageHandler):
             # and the actual real startup in start_queued_observation_subtask
             logger.info(subtask['specifications_doc'])
 
+            # ToDo: the Jira ticket says we need to check the specifications_doc for validity. That's superfluous cause TMSS already does that, but it doesn't hurt either.
+
         except Exception as e:
             logger.error(e)
             self.tmss_client.set_subtask_status(subtask_id, "error", error_reason=str(e), retry_count=5)