diff --git a/weboob/backend.py b/weboob/backend.py
index 611684f1..c3cd393c 100644
--- a/weboob/backend.py
+++ b/weboob/backend.py
@@ -20,6 +20,10 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 """
 
 class Backend:
+    MAINTAINER = '<unspecifier>'
+    EMAIL = '<unspecified>'
+    VERSION = '<unspecified>'
+
     def __init__(self, weboob):
         self.weboob = weboob
 
diff --git a/weboob/backends/dlfp/backend.py b/weboob/backends/dlfp/backend.py
index 957a548e..97097146 100644
--- a/weboob/backends/dlfp/backend.py
+++ b/weboob/backends/dlfp/backend.py
@@ -23,6 +23,10 @@ from weboob.capabilities.messages import ICapMessages, ICapMessagesReply, Messag
 from feeds import ArticlesList
 
 class DLFPBackend(Backend, ICapMessages, ICapMessagesReply):
+    MAINTAINER = 'Romain Bignon'
+    EMAIL = 'romain@peerfuse.org'
+    VERSION = '1.0'
+
     def __init__(self, weboob):
         Backend.__init__(self, weboob)
 
diff --git a/weboob/backends/dlfp/pages/index.py b/weboob/backends/dlfp/pages/index.py
index e8755069..ca17ef75 100644
--- a/weboob/backends/dlfp/pages/index.py
+++ b/weboob/backends/dlfp/pages/index.py
@@ -33,7 +33,6 @@ class IndexPage(DLFPPage):
     pass
 
 class LoginPage(DLFPPage):
-
     def loaded(self):
         if self.has_error():
             raise BrowserIncorrectPassword()