diff --git a/passerelle_imio_liege_lisrue/models.py b/passerelle_imio_liege_lisrue/models.py
index b581729..ca0338a 100644
--- a/passerelle_imio_liege_lisrue/models.py
+++ b/passerelle_imio_liege_lisrue/models.py
@@ -39,11 +39,6 @@ class ImioLiegeLisrue(BaseResource):
     def get_absolute_url(self):
         return reverse('imio-liege-lisrue-view', kwargs={'slug': self.slug})
 
-    def sig_request(self, endpoint, **kwargs):
-        if not self.verify_cert:
-            kwargs['verify'] = False
-        return requests.get(self.service_url + '/adresse/rest/' + endpoint, **kwargs).json()
-
     @classmethod
     def get_add_url(cls):
         return reverse('imio-liege-lisrue-add')