diff --git a/addons/web_editor/static/src/js/editor/snippets.options.js b/addons/web_editor/static/src/js/editor/snippets.options.js
index 671f973a0a9..c7b30f86dfd 100644
--- a/addons/web_editor/static/src/js/editor/snippets.options.js
+++ b/addons/web_editor/static/src/js/editor/snippets.options.js
@@ -1043,6 +1043,9 @@ const InputUserValueWidget = UnitUserValueWidget.extend({
         var unitEl = document.createElement('span');
         unitEl.textContent = unit;
         this.containerEl.appendChild(unitEl);
+        if (unit.length > 3) {
+            this.el.classList.add('o_we_large_input');
+        }
     },
 
     //--------------------------------------------------------------------------