diff --git a/work_helpers/travels.py b/work_helpers/travels.py
index f24c514..85ea544 100644
--- a/work_helpers/travels.py
+++ b/work_helpers/travels.py
@@ -62,6 +62,7 @@ class PrePayments:
             form_data.update(
                 {
                     f"Datum{index}": entry.date,
+                    f"Euro{index}": entry.amount_localized,
                     f"BelegNr aus SuberX{index}": entry.superx_id,
                     # no field "Euro{index}"
                     # the automatic form calculation would not work.
@@ -148,7 +149,7 @@ def _get_unique(data: pd.DataFrame, column: str) -> str | int | float:
     return uniques[0]
 
 
-def _extract_travel_number(data: pd.DataFrame, column: str) -> str:
+def _parse_travel_number(data: pd.DataFrame, column: str) -> str:
     belege = data[column]
     travel_nr = belege.apply(
         lambda x: re.search(r"(5\d{9,10})", x.replace(" ", ""))
@@ -156,6 +157,14 @@ def _extract_travel_number(data: pd.DataFrame, column: str) -> str:
     match_result = travel_nr[travel_nr.first_valid_index()]
     return match_result[0]
 
+def _extract_travel_number(data: pd.DataFrame) -> str:
+    for column in ("BelegNr", "VorgängerBelegNr"):
+        try:
+            return  _parse_travel_number(data, column)
+        except KeyError:
+            pass
+    msg = "Could not fint travel number, probably Obligo missing"
+    raise KeyError(msg)
 
 def _read_pre_payments(file_path: Pathlike = None) -> PrePayments:
     if not file_path:
@@ -169,7 +178,7 @@ def _read_pre_payments(file_path: Pathlike = None) -> PrePayments:
     converters = {field: str for field in fields}
     raw_data = pd.read_excel(file_path, skiprows=3, converters=converters)
 
-    travel_nr = _extract_travel_number(raw_data, "BelegNr")
+    travel_nr = _extract_travel_number(raw_data)
     try:
         cost_center = _get_unique(raw_data, "Kostenstelle")
         fonds = _get_unique(raw_data, "Fonds")
@@ -179,7 +188,7 @@ def _read_pre_payments(file_path: Pathlike = None) -> PrePayments:
     except ValueError as e:
         sys.exit(str(e))
 
-    mask = raw_data["Werttyp"] == "Zahlung"
+    mask = raw_data["Werttyp"].isin(("Zahlung", "Rechnung"))
     raw_payments = raw_data[mask].copy()
 
     summary = (
@@ -287,9 +296,10 @@ def final_payment(search_last_name: str, iso_date: str, place: str):
     rk_path = folder / f"DATE {info.travel_short}, Reisekostenabrechnung.txt"
     _create_text_stub(rk_path)
 
+    year = TODAY.split("-", maxsplit=1)[0]
     uka_hint_path = (
         folder
-        / f"HUEL UK-A {info.last_first}, Dienstreise {info.place}, Schlusszahlung.txt"
+        / f"{year}-HUEL UK-A {info.last_first}, Dienstreise {info.place}, Schlusszahlung.txt"
     )
 
     huel_date = "/".join(TODAY.split("-")[::-1])