diff --git a/src/aare/daq/daq.py b/src/aare/daq/daq.py
index 5cc9340c..2efb1ae7 100644
--- a/src/aare/daq/daq.py
+++ b/src/aare/daq/daq.py
@@ -2908,7 +2908,7 @@ class AareDAQ:
                 error=e,
                 event_type=SampleEventType.FAILED,
             )
-            self._end_operation(start, operation=None, error=True)
+            self._end_operation(start, operation=DAQOperation.AUTOMATION, error=True)
             raise
 
         except MountingFailed as e: