diff --git a/addons/web_editor/static/src/js/editor/odoo-editor/src/powerbox/Powerbox.js b/addons/web_editor/static/src/js/editor/odoo-editor/src/powerbox/Powerbox.js
index c3285f2efa3..bdeb80a8e8e 100644
--- a/addons/web_editor/static/src/js/editor/odoo-editor/src/powerbox/Powerbox.js
+++ b/addons/web_editor/static/src/js/editor/odoo-editor/src/powerbox/Powerbox.js
@@ -209,6 +209,10 @@ export class Powerbox {
                 );
             }
         }
+        // Hide category name if there is only a single one.
+        if (this._mainWrapperElement.childElementCount === 1) {
+            this._mainWrapperElement.querySelector('.oe-powerbox-category').style.display = 'none';
+        }
         this._resetPosition();
     }
     /**