diff --git a/SAS/TriggerEmailService/Server/lib/TriggerEmailService.py b/SAS/TriggerEmailService/Server/lib/TriggerEmailService.py
index a0c7c7b9d922e47db71e1bbc503c59fae6c33cd9..bc47dfd8c34033a85eae2de9123c095a781545c3 100644
--- a/SAS/TriggerEmailService/Server/lib/TriggerEmailService.py
+++ b/SAS/TriggerEmailService/Server/lib/TriggerEmailService.py
@@ -131,6 +131,7 @@ class OTDBTriggerListener(OTDBBusListener):
         return mom_id, trigger_id
 
     def _try_get_mom_id(self, otdb_id):
+        # sometimes we are too fast for MoM so we need to retry
         mom_id = None
         for _ in xrange(10):
             mom_id = self.mom_rpc_client.getMoMIdsForOTDBIds(otdb_id)[otdb_id]