diff --git a/packages/stores/src/modules/tabbar.ts b/packages/stores/src/modules/tabbar.ts
index e51a995046f..c385ae97dd3 100644
--- a/packages/stores/src/modules/tabbar.ts
+++ b/packages/stores/src/modules/tabbar.ts
@@ -271,7 +271,7 @@ export const useTabbarStore = defineStore('core-tabbar', {
      */
     async openTabInNewWindow(tab: TabDefinition) {
       const { hash, origin } = location;
-      const path = tab.fullPath;
+      const path = tab.fullPath || tab.path;
       const fullPath = path.startsWith('/') ? path : `/${path}`;
       const url = `${origin}${hash ? '/#' : ''}${fullPath}`;
       openWindow(url, { target: '_blank' });