diff --git a/apel/db/records/normalised_summary.py b/apel/db/records/normalised_summary.py
index 57748a449..3fbadae7a 100644
--- a/apel/db/records/normalised_summary.py
+++ b/apel/db/records/normalised_summary.py
@@ -73,7 +73,7 @@ def __init__(self):
                             "NormalisedWallDuration", "NormalisedCpuDuration",
                             "NumberOfJobs"]
         # All allowed fields.
-        self._all_fields = self._msg_fields
+        self._all_fields = self._db_fields
 
     def _check_fields(self):
         '''