diff --git a/jdav_web/finance/models.py b/jdav_web/finance/models.py
index 91f0a6c..1cfc2a4 100644
--- a/jdav_web/finance/models.py
+++ b/jdav_web/finance/models.py
@@ -283,7 +283,7 @@ class Statement(CommonModel):
         if self.excursion is None:
             return 0
 
-        return self.total_staff / self.excursion.staff_count
+        return cvt_to_decimal(self.total_staff / self.excursion.staff_count)
 
     @property
     def total_staff(self):
diff --git a/jdav_web/jdav_web/settings/local.py b/jdav_web/jdav_web/settings/local.py
index 2e68dfd..4e3d49e 100644
--- a/jdav_web/jdav_web/settings/local.py
+++ b/jdav_web/jdav_web/settings/local.py
@@ -22,7 +22,7 @@ MAX_AGE_GOOD_CONDUCT_CERTIFICATE_MONTHS = 24
 
 # finance
 
-ALLOWANCE_PER_DAY = 10
+ALLOWANCE_PER_DAY = 22
 MAX_NIGHT_COST = 11
 
 CLOUD_LINK = 'https://nc.cloud-jdav-hd.de'