diff --git a/src/ralph/virtual/admin.py b/src/ralph/virtual/admin.py
index 61207a7c17..25b459a3d0 100644
--- a/src/ralph/virtual/admin.py
+++ b/src/ralph/virtual/admin.py
@@ -184,6 +184,7 @@ def parent_(self, obj):
         except:  # noqa  # this happens when no parent or parent doesn't have a hostname
             return '-'
 
+
 class CloudHostInlineFormset(BaseInlineFormSet):
     def get_queryset(self):
         return super().get_queryset()[:]