diff --git a/bin/monitor/delete_composite_objects_and_state.py b/bin/monitor/delete_single_pipeline_state_and_objects.py
similarity index 99%
rename from bin/monitor/delete_composite_objects_and_state.py
rename to bin/monitor/delete_single_pipeline_state_and_objects.py
index 6d39e90e3..031f323bf 100644
--- a/bin/monitor/delete_composite_objects_and_state.py
+++ b/bin/monitor/delete_single_pipeline_state_and_objects.py
@@ -108,4 +108,4 @@ def _email_2_user_list(email_list):
             if not args.dry_run:
                 logging.info(f"Pipeline delete result is {edb.get_pipeline_state_db().delete_many(pipeline_query).raw_result}")
                 logging.info(f"Composite trip delete result is {edb.get_analysis_timeseries_db().delete_many(trip_query).raw_result}")
-            edb.get_pipeline_state_db().update_one(pipeline_query, {"$unset": {"curr_run_ts": ""}})
+            edb.get_pipeline_state_db().update_one(pipeline_query, {"$set": {"curr_run_ts": None}})