diff --git a/import2ledger/importers/benevity.py b/import2ledger/importers/benevity.py
index ca7685073eebd8b69569989a2338846e59094624..b1cf0088756ef9339e5c6c52796e9f844fe1ff5a 100644
--- a/import2ledger/importers/benevity.py
+++ b/import2ledger/importers/benevity.py
@@ -11,10 +11,10 @@ class _DonationsImporterBase(_csv.CSVImporterBase):
 
     @classmethod
     def _read_header_row(cls, row):
-        row_len = len(row)
-        if row_len > 2:
+        row_rindex = cls._row_rindex(row, -1)
+        if row_rindex > 1:
             return None
-        elif row_len == 2 and row[0] in cls.HEADER_FIELDS:
+        elif row_rindex == 1 and row[0] in cls.HEADER_FIELDS:
             return {cls.HEADER_FIELDS[row[0]]: row[1]}
         else:
             return {}