diff --git a/addons/web/static/src/views/fields/fields.scss b/addons/web/static/src/views/fields/fields.scss
index 3286bd01a4a..5b4611cde52 100644
--- a/addons/web/static/src/views/fields/fields.scss
+++ b/addons/web/static/src/views/fields/fields.scss
@@ -5,6 +5,7 @@
 .o_field_widget:not(.o_legacy_field_widget) {
     .o_input {
         border: $input-border-width solid transparent;
+        border-width: 0 0 $input-border-width 0;
         padding: $o-input-padding-y $o-input-padding-x;
 
         &:hover, &:focus {