diff --git a/addons/calendar/views/calendar_views.xml b/addons/calendar/views/calendar_views.xml
index d6f452992bc..96ef7ea790e 100644
--- a/addons/calendar/views/calendar_views.xml
+++ b/addons/calendar/views/calendar_views.xml
@@ -162,7 +162,7 @@
                                             <div class="o_row">
                                                 <field name="end_type" attrs="{'required': [('recurrency', '=', True)]}"/>
                                                 <field name="count" attrs="{'invisible': [('end_type', '!=', 'count')], 'required': [('recurrency', '=', True)]}"/>
-                                                <field name="final_date" attrs="{'invisible': [('end_type', '!=', 'end_date')], 'required': [('end_type', '=', 'end_date')]}"/>
+                                                <field name="final_date" attrs="{'invisible': [('end_type', '!=', 'end_date')], 'required': [('end_type', '=', 'end_date'), ('recurrency', '=', True)]}"/>
                                             </div>
                                         </group>
                                         <group attrs="{'invisible': [('rrule_type', '!=', 'weekly')]}" name="weekdays">
@@ -182,10 +182,10 @@
                                                     attrs="{'required': [('month_by', '=', 'date'), ('rrule_type', '=', 'monthly')],
                                                             'invisible': [('month_by', '!=', 'date')]}"/>
                                                 <field name="byday" string="The"
-                                                    attrs="{'required': [('month_by', '=', 'day'), ('rrule_type', '=', 'monthly')],
+                                                    attrs="{'required': [('recurrency', '=', True), ('month_by', '=', 'day'), ('rrule_type', '=', 'monthly')],
                                                             'invisible': [('month_by', '!=', 'day')]}"/>
                                                 <field name="week_list" nolabel="1"
-                                                    attrs="{'required': [('month_by', '=', 'day'), ('rrule_type', '=', 'monthly')],
+                                                    attrs="{'required': [('recurrency', '=', True), ('month_by', '=', 'day'), ('rrule_type', '=', 'monthly')],
                                                             'invisible': [('month_by', '!=', 'day')]}"/>
                                             </div>
                                         </group>