diff --git a/account_statement_import_online/models/online_bank_statement_provider.py b/account_statement_import_online/models/online_bank_statement_provider.py
index 113b976f..00cdb6b4 100644
--- a/account_statement_import_online/models/online_bank_statement_provider.py
+++ b/account_statement_import_online/models/online_bank_statement_provider.py
@@ -299,6 +299,8 @@ class OnlineBankStatementProvider(models.Model):
                         ),
                     }
                 )
+            if not line_values.get("payment_ref"):
+                line_values["payment_ref"] = line_values.get("ref")
             filtered_lines.append(line_values)
         return filtered_lines