diff --git a/addons/web/static/src/views/form/form_controller.scss b/addons/web/static/src/views/form/form_controller.scss
index 202471a5e4a..556ea325554 100644
--- a/addons/web/static/src/views/form/form_controller.scss
+++ b/addons/web/static/src/views/form/form_controller.scss
@@ -1183,17 +1183,6 @@
     }
 }
 
-@include media-breakpoint-down(md) {
-    // change the dropdown ui for mobile website
-    .ui-autocomplete.ui-front.ui-menu.ui-widget.ui-widget-content {
-        width: 100% !important;
-        height: 80%;
-        max-height: fit-content;
-        left: 0 !important;
-        overflow-y: auto;
-    }
-}
-
 .o_field_section_and_note_one2many ~ .row.o_group {
     clear: both;
     justify-content: space-between;