diff -r 7347715bf0ee -r 59d4ad7e7df3 cubicweb/web/views/calendar.py
--- a/cubicweb/web/views/calendar.py	Sat Feb 15 17:08:15 2020 +0100
+++ b/cubicweb/web/views/calendar.py	Sat Feb 08 22:57:59 2020 +0100
@@ -28,7 +28,8 @@
 
 from cubicweb.utils import json_dumps, make_uid
 from cubicweb.predicates import adaptable
-from cubicweb.view import EntityView, EntityAdapter
+from cubicweb.view import EntityView
+from cubicweb.entity import EntityAdapter
 
 # useful constants & functions ################################################