diff --git a/addons/web/static/src/scss/form_view.scss b/addons/web/static/src/scss/form_view.scss
index 31032a75cc2..697ec4dcd12 100644
--- a/addons/web/static/src/scss/form_view.scss
+++ b/addons/web/static/src/scss/form_view.scss
@@ -743,6 +743,7 @@
             }
             .o_field_widget {
                 width: 50%;
+                flex: 0 0 auto;
             }
             button.btn-link:first-child {
                 padding-left: 0;