diff --git a/addons/web_calendar/__openerp__.py b/addons/web_calendar/__openerp__.py
index 66558794eb7..cb75471b152 100644
--- a/addons/web_calendar/__openerp__.py
+++ b/addons/web_calendar/__openerp__.py
@@ -8,7 +8,10 @@ OpenERP Web Calendar view.
 """,
     'version': '2.0',
     'depends': ['web'],
-    'data' : ['contacts_view.xml'],
+    'data' : [
+              'contacts_view.xml',
+              'security/ir.model.access.csv',
+             ],
     'js': [
         'static/lib/fullcalendar/js/fullcalendar.js',
         'static/src/js/*.js'
diff --git a/addons/web_calendar/security/ir.model.access.csv b/addons/web_calendar/security/ir.model.access.csv
new file mode 100644
index 00000000000..0b92a94566d
--- /dev/null
+++ b/addons/web_calendar/security/ir.model.access.csv
@@ -0,0 +1,3 @@
+id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
+access_web_calendar_contacts_all,access_web_calendar_contacts_all,web_calendar.contacts,,1,0,0,0
+access_web_calendar_contacts,access_web_calendar_contacts,web_calendar.contacts,base.group_system,1,1,1,1