diff --git a/CHANGELOG b/CHANGELOG
index 95725ae3cf..c7af7ca883 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,6 @@
+* Manage readonly dates in calendar view
+* Manage editable on calendar view
+* Manage model access on calendar view
 * Set client title at the end of header bar
 * Manage named separator as label
 * Add MultiSelection entry to Dict field
diff --git a/setup.py b/setup.py
index 9a10b6f1d5..63a2d60656 100755
--- a/setup.py
+++ b/setup.py
@@ -141,7 +141,7 @@ dist = setup(name=name,
         'PyGObject',
         ],
     extras_require={
-        'calendar': ['GooCalendar>=0.5'],
+        'calendar': ['GooCalendar>=0.7'],
         },
     zip_safe=False,
     test_suite='tryton.tests',
diff --git a/tryton/gui/window/view_form/view/calendar_.py b/tryton/gui/window/view_form/view/calendar_.py
index c3a4ccb474..ca537cf9e9 100644
--- a/tryton/gui/window/view_form/view/calendar_.py
+++ b/tryton/gui/window/view_form/view/calendar_.py
@@ -15,6 +15,8 @@ except ImportError as e:
     Calendar_ = None
     Toolbar = None
 
+from tryton.common import MODELACCESS
+
 _ = gettext.gettext
 
 
@@ -120,7 +122,10 @@ class ViewCalendar(View):
         self.record = None
 
     def on_day_activated(self, goocalendar, day):
-        self.screen.new()
+        model_access = MODELACCESS[self.screen.model_name]
+        if (bool(int(self.attributes.get('editable', 1)))
+                and model_access['create']):
+            self.screen.new()
 
     def __getitem__(self, name):
         return None
diff --git a/tryton/gui/window/view_form/view/calendar_gtk/calendar_.py b/tryton/gui/window/view_form/view/calendar_gtk/calendar_.py
index 2e563181f6..f5f5cbdaea 100644
--- a/tryton/gui/window/view_form/view/calendar_gtk/calendar_.py
+++ b/tryton/gui/window/view_form/view/calendar_gtk/calendar_.py
@@ -5,6 +5,8 @@ import datetime
 import goocalendar
 from .dates_period import DatesPeriod
 
+from tryton.common import MODELACCESS
+
 
 class Calendar_(goocalendar.Calendar):
     'Calendar'
@@ -90,13 +92,20 @@ class Calendar_(goocalendar.Calendar):
 
         event_store = goocalendar.EventStore()
 
+        model_access = MODELACCESS[self.view_calendar.screen.model_name]
+        editable = (
+            bool(int(self.view_calendar.attributes.get('editable', 1)))
+            and model_access['write'])
+
         for record in group:
             if not record[dtstart].get(record):
                 continue
 
             start = record[dtstart].get_client(record)
+            record[dtstart].state_set(record)
             if dtend:
                 end = record[dtend].get_client(record)
+                record[dtend].state_set(record)
             else:
                 end = None
             midnight = datetime.time(0)
@@ -113,8 +122,15 @@ class Calendar_(goocalendar.Calendar):
             text_color, bg_color = self.get_colors(record)
             label = '\n'.join(record[attrs['name']].get_client(record)
                 for attrs in self.fields).rstrip()
+            event_editable = (
+                editable
+                and not record[dtstart].get_state_attrs(record).get(
+                    'readonly', False)
+                and (not dtend
+                    or not record[dtend].get_state_attrs(record).get(
+                        'readonly', False)))
             event = goocalendar.Event(label, start, end, text_color=text_color,
-                bg_color=bg_color, all_day=all_day)
+                bg_color=bg_color, all_day=all_day, editable=event_editable)
             event.record = record
             event_store.add(event)
         self.event_store = event_store