diff --git a/packages/effects/access/src/accessible.ts b/packages/effects/access/src/accessible.ts
index 65ce23b3a1d..c6804fa8ffa 100644
--- a/packages/effects/access/src/accessible.ts
+++ b/packages/effects/access/src/accessible.ts
@@ -44,6 +44,14 @@ async function generateAccessible(
       // 根据router name判断，如果路由已经存在，则不再添加
       if (!names?.includes(route.name)) {
         root.children?.push(route);
+      } else {
+        // 找到已存在的路由索引并更新，不更新会造成切换用户时，一级目录未更新，homePath 在二级目录导致的404问题
+        const index = root.children?.findIndex(
+          (item) => item.name === route.name,
+        );
+        if (index !== undefined && index !== -1 && root.children) {
+          root.children[index] = route;
+        }
       }
     } else {
       router.addRoute(route);