diff --git a/passerelle_imio_tax_compute/models.py b/passerelle_imio_tax_compute/models.py
index 322abb3..4a5bfb7 100644
--- a/passerelle_imio_tax_compute/models.py
+++ b/passerelle_imio_tax_compute/models.py
@@ -18,7 +18,6 @@ import json
 from urllib.parse import urlparse
 import requests
 
-from django.core.urlresolvers import reverse
 from django.db import models
 from django.utils.translation import ugettext_lazy as _