diff --git a/Python/etc/apt/sources.list b/Python/etc/apt/sources.list
index c88bde3..5555e3f 100644
--- a/Python/etc/apt/sources.list
+++ b/Python/etc/apt/sources.list
@@ -43,8 +43,5 @@ else:
     @# Paquets construits à la main
     source("%s/custom %s %s" % (repo, distro, components))
 
-    if has("owl"):
-        @# Backports pour dovecot et roundcube, et pour le serveur de tests.
-        source("%s/debian-backports %s-backports %s" % (repo, distro, components))
     if has("sogo"):
         source("http://inverse.ca/debian %s %s" % (distro,distro))