diff --git a/addons/website/static/src/js/content/menu.js b/addons/website/static/src/js/content/menu.js
index a3197e85128..c66f74f351a 100644
--- a/addons/website/static/src/js/content/menu.js
+++ b/addons/website/static/src/js/content/menu.js
@@ -539,6 +539,7 @@ publicWidget.registry.hoverableDropdown = animations.Animation.extend({
      * @private
      */
     _dropdownHover: function () {
+        this.$dropdownMenus.attr('data-bs-popper', 'none');
         if (config.device.size_class > config.device.SIZES.SM) {
             this.$dropdownMenus.css('margin-top', '0');
             this.$dropdownMenus.css('top', 'unset');
diff --git a/addons/website/static/src/scss/website.scss b/addons/website/static/src/scss/website.scss
index 701313146bc..f204d3a8943 100644
--- a/addons/website/static/src/scss/website.scss
+++ b/addons/website/static/src/scss/website.scss
@@ -813,7 +813,7 @@ $-transition-duration: 200ms;
             box-shadow: none;
         }
         > .o_mega_menu .row > div { // remove mega menu col-lg-* style
-            max-width: none;
+            width: 100%;
             flex: auto;
         }
     }