diff --git a/src/agenda_culturel/filters.py b/src/agenda_culturel/filters.py
index 00650df..d351d87 100644
--- a/src/agenda_culturel/filters.py
+++ b/src/agenda_culturel/filters.py
@@ -2,7 +2,7 @@ import django_filters
 from django.utils.translation import gettext_lazy as _
 from django import forms
 from django.http import QueryDict
-
+from django.contrib.gis.measure import D
 
 from django.forms import (
     ModelForm,