diff -r 7276f1c89ddd -r 9d88e1177c35 cubicweb/cwconfig.py
--- a/cubicweb/cwconfig.py	Thu Mar 21 12:05:30 2019 +0100
+++ b/cubicweb/cwconfig.py	Thu Mar 21 14:33:54 2019 +0100
@@ -670,7 +670,7 @@
 
     @classmethod
     def load_available_configs(cls):
-        for confmod in ('web.webconfig',  'etwist.twconfig',
+        for confmod in ('web.webconfig',
                         'server.serverconfig', 'pyramid.config'):
             try:
                 __import__('cubicweb.%s' % confmod)
@@ -681,7 +681,7 @@
     @classmethod
     def load_cwctl_plugins(cls):
         cls.cls_adjust_sys_path()
-        for ctlmod in ('web.webctl',  'etwist.twctl', 'server.serverctl',
+        for ctlmod in ('web.webctl', 'server.serverctl',
                        'devtools.devctl', 'pyramid.pyramidctl'):
             try:
                 __import__('cubicweb.%s' % ctlmod)