diff --git a/machines/forms.py b/machines/forms.py
index 80379bc3..7217c4d7 100644
--- a/machines/forms.py
+++ b/machines/forms.py
@@ -400,7 +400,7 @@ class NsForm(FormRevMixin, ModelForm):
 class DelNsForm(FormRevMixin, Form):
     """Suppresion d'un ou plusieurs NS"""
 
-    ns = forms.ModelMultipleChoiceField(
+    nss = forms.ModelMultipleChoiceField(
         queryset=Ns.objects.none(),
         label=_("Current NS records"),
         widget=forms.CheckboxSelectMultiple,
@@ -410,9 +410,9 @@ class DelNsForm(FormRevMixin, Form):
         instances = kwargs.pop("instances", None)
         super(DelNsForm, self).__init__(*args, **kwargs)
         if instances:
-            self.fields["ns"].queryset = instances
+            self.fields["nss"].queryset = instances
         else:
-            self.fields["ns"].queryset = Ns.objects.all()
+            self.fields["nss"].queryset = Ns.objects.all()
 
 
 class TxtForm(FormRevMixin, ModelForm):
diff --git a/machines/views.py b/machines/views.py
index c308764d..8f70d187 100644
--- a/machines/views.py
+++ b/machines/views.py
@@ -817,9 +817,9 @@ def edit_ns(request, ns_instance, **_kwargs):
 @can_delete_set(Ns)
 def del_ns(request, instances):
     """ View used to delete a NS object """
-    ns = DelNsForm(request.POST or None, instances=instances)
-    if ns.is_valid():
-        ns_dels = ns.cleaned_data["ns"]
+    nss = DelNsForm(request.POST or None, instances=instances)
+    if nss.is_valid():
+        ns_dels = nss.cleaned_data["nss"]
         for ns_del in ns_dels:
             try:
                 ns_del.delete()
@@ -830,7 +830,7 @@ def del_ns(request, instances):
                 )
         return redirect(reverse("machines:index-extension"))
     return form(
-        {"nsform": ns, "action_name": _("Delete")}, "machines/machine.html", request
+        {"nsform": nss, "action_name": _("Delete")}, "machines/machine.html", request
     )