--- a/devtools/devctl.py	Wed Sep 16 11:32:09 2015 +0200
+++ b/devtools/devctl.py	Wed Sep 16 14:45:15 2015 +0200
@@ -650,7 +650,8 @@
         if verbose:
             longdesc = raw_input(
                 'Enter a long description (leave empty to reuse the short one): ')
-        dependencies = {'cubicweb': '>= %s' % cubicwebversion}
+        dependencies = {'cubicweb': '>= %s' % cubicwebversion,
+                        'six': '>= 1.4.0',}
         if verbose:
             dependencies.update(self._ask_for_dependencies())
         context = {'cubename' : cubename,