diff --git a/addons/mail/views/mail_activity_views.xml b/addons/mail/views/mail_activity_views.xml
index 1eb1f3aab45..b9719729ff9 100644
--- a/addons/mail/views/mail_activity_views.xml
+++ b/addons/mail/views/mail_activity_views.xml
@@ -37,11 +37,9 @@
                                 context="{'default_model': res_model}"/>
                             <label for="delay_count"/>
                             <div>
-                                <div class="o_row">
-                                    <field class="col-1 ps-0 pe-0" name="delay_count"/>
-                                    <field class="col-3 ps-1 pe-1" name="delay_unit"/>
-                                    <field name="delay_from"/>
-                                </div>
+                                <field class="oe_inline pe-1 o_input_3ch" name="delay_count"/>
+                                <field class="oe_inline ps-1 pe-2" name="delay_unit"/>
+                                <field class="oe_inline" name="delay_from"/>
                             </div>
                         </group>
                     </group>