diff --git a/tryton/gui/window/view_form/view/calendar_.py b/tryton/gui/window/view_form/view/calendar_.py
index 7b2e146c33..664209e497 100644
--- a/tryton/gui/window/view_form/view/calendar_.py
+++ b/tryton/gui/window/view_form/view/calendar_.py
@@ -41,13 +41,21 @@ class CalendarXMLViewParser(XMLViewParser):
             self.parse(child)
         goocalendar = Calendar_(
             self.view.attributes, self.view, self.calendar_fields)
+        scrolledwindow = Gtk.ScrolledWindow()
+        scrolledwindow.add(goocalendar)
         toolbar = Toolbar(goocalendar)
-        self.view.scroll.add(goocalendar)
         self.view.widget.pack_start(
             toolbar, expand=False, fill=False, padding=0)
+        self.view.widget.pack_start(
+            scrolledwindow, expand=True, fill=True, padding=0)
         self.view.widgets['goocalendar'] = goocalendar
         self.view.widgets['toolbar'] = toolbar
 
+        if attributes.get('height') or attributes.get('width'):
+            scrolledwindow.set_size_request(
+                int(attributes.get('width', -1)),
+                int(attributes.get('height', -1)))
+
     def _parse_field(self, node, attributes):
         self.calendar_fields.append(attributes)
 
@@ -64,10 +72,6 @@ class ViewCalendar(View):
             self.widgets = {}
             return
 
-        self.scroll = scrolledWindow = Gtk.ScrolledWindow()
-        self.widget.pack_end(
-            scrolledWindow, expand=True, fill=True, padding=0)
-
         super().__init__(view_id, screen, xml)
 
         goocalendar = self.widgets['goocalendar']