diff --git a/core/forms.py b/core/forms.py
index 67ffcfe..f0a6d6a 100644
--- a/core/forms.py
+++ b/core/forms.py
@@ -245,7 +245,7 @@ class EntranceForm(ModelForm):
          cleaned_data = super(EntranceForm, self).clean() # where is this code hidden? How does this work??
          for station in ["tag_station", "other_station"]:
              print(f"{station} -- {self.data.get(station)[:4]}")
-             if self.data.get(station)[:5] not in ["1623.", "1626.", "1627.", "1624.", ""]:
+             if self.data.get(station)[:5] not in ["1623.", "1626.", "1627.", "1624.", "", "speli"]: # spelix1623
                 self._errors[station] = self.error_class(
                     ["An Austrian kataster areacode, i.e. 1623, 1626, 1627, or 1624 prefix is required."]
                 )