diff --git a/addons/mail/wizard/mail_activity_schedule_views.xml b/addons/mail/wizard/mail_activity_schedule_views.xml
index 1da951c2295..339bad2bc00 100644
--- a/addons/mail/wizard/mail_activity_schedule_views.xml
+++ b/addons/mail/wizard/mail_activity_schedule_views.xml
@@ -70,6 +70,7 @@
                     <footer invisible="not plan_id">
                         <button name="action_schedule_plan" string="Schedule" type="object" class="btn-primary"
                                 invisible="has_error" data-hotkey="q"/>
+                        <button string="Cancel" class="btn-secondary" special="cancel" data-hotkey="x"/>
                     </footer>
                 </form>
             </field>