diff --git a/openslides/poll/forms.py b/openslides/poll/forms.py
index f9df4c467..c1ff44422 100644
--- a/openslides/poll/forms.py
+++ b/openslides/poll/forms.py
@@ -31,4 +31,5 @@ class OptionForm(forms.Form, CssClassMixin):
             self.fields[key] = forms.IntegerField(
                 label=value,
                 initial=weight,
+                min_value=-2,
             )