Make sure a noicon item assignes the full with to the label. Add part for the wrap.

tp-popup-menu-item.js

@@ -1,6 +1,6 @@
 /**
 @license
-Copyright (c) 2024 trading_peter
+Copyright (c) 2026 trading_peter
 This program is available under Apache License Version 2.0
 */
 
@@ -30,6 +30,10 @@ class TpPopupMenuItem extends LitElement {
           color: var(--tp-popup-menu-item-color, #000);
           background: var(--tp-popup-menu-item-bg, transparent);
         }
+
+        .wrap[noicon] {
+          grid-template-columns: 1fr;
+        }
       `
     ];
   }
@@ -38,7 +42,7 @@ class TpPopupMenuItem extends LitElement {
     const { icon } = this;
 
     return html`
-      <div class="wrap" ?noicon=${!icon}>
+      <div part="wrap" class="wrap" ?noicon=${!icon}>
         ${icon ? html`
         <tp-icon part="icon" .icon=${icon}></tp-icon>
         ` : null}