diff --git a/ereuse_devicehub/inventory/forms.py b/ereuse_devicehub/inventory/forms.py
index 701e73a7..ea9a8bc8 100644
--- a/ereuse_devicehub/inventory/forms.py
+++ b/ereuse_devicehub/inventory/forms.py
@@ -54,18 +54,16 @@ class LotForm(FlaskForm):
             self.name.data = self.instance.name
 
     def save(self):
-        name = self.name.data.strip()
-        if self.instance:
-            if self.instance.name == name:
-                return self.instance
-            self.instance.name = name
-        else:
-            self.instance = Lot(name=name)
+        if not self.id:
+            self.instance = Lot(name=self.name.data)
+
+        self.populate_obj(self.instance)
 
         if not self.id:
+            self.id = self.instance.id
             db.session.add(self.instance)
             db.session.commit()
-            return self.instance
+            return self.id
 
         db.session.commit()
         return self.id
diff --git a/ereuse_devicehub/inventory/views.py b/ereuse_devicehub/inventory/views.py
index 3c9099e7..e8a280f9 100644
--- a/ereuse_devicehub/inventory/views.py
+++ b/ereuse_devicehub/inventory/views.py
@@ -69,12 +69,10 @@ class LotCreateView(View):
     title = "Add a new lot"
 
     def dispatch_request(self):
-        if id:
-            self.title = "Edit lot"
         form = LotForm()
         if form.validate_on_submit():
             form.save()
-            next_url = url_for('inventory.devices.lotdevicelist', id=form.instance.id)
+            next_url = url_for('inventory.devices.lotdevicelist', id=form.id)
             return flask.redirect(next_url)
 
         lots = Lot.query.filter(Lot.owner_id == current_user.id)