diff --git a/weboob/capabilities/base.py b/weboob/capabilities/base.py
index 97769a6a..d5714de3 100644
--- a/weboob/capabilities/base.py
+++ b/weboob/capabilities/base.py
@@ -93,8 +93,9 @@ class CapBaseObject(object):
         """
 
         if self.FIELDS is None:
+            yield 'id', self.id
             for key, value in iter_fields(self):
-                if key not in ('backend','FIELDS'):
+                if key not in ('id', 'backend','FIELDS'):
                     yield key, value
         else:
             yield 'id', self.id