diff --git a/src/init.js b/src/init.js
index acda3ec..c1771de 100644
--- a/src/init.js
+++ b/src/init.js
@@ -4,6 +4,15 @@
  * @date 2023/08/10 10:19:12
  */
 
-import { hideProp } from './utils.js'
+const __WKITD__ = new Map()
 
-hideProp(window, '__wkitd__', new Map())
+Object.defineProperty(window, '__wkitd__', {
+  get() {
+    return __WKITD__
+  },
+  set(val) {
+    console.error('Can not set readonly property __wkitd__ of window')
+  },
+  writable: false,
+  enumerable: false
+})
diff --git a/src/router/index.js b/src/router/index.js
index 6102cb1..9cfbbf9 100644
--- a/src/router/index.js
+++ b/src/router/index.js
@@ -19,7 +19,15 @@ export function createRouter({
 
   $router.addRoute(routes)
   function wrapper() {
-    Component.prototype.$router = $router
+    Object.defineProperty(Component.prototype, '$router', {
+      get() {
+        return window.__wkitd__.get('$router')
+      },
+      set(val) {
+        console.error('Can not set readonly property $router of Component')
+      },
+      enumerable: false
+    })
   }
   wrapper.beforeEach = $router.beforeEach.bind($router)
   return wrapper
diff --git a/src/store.js b/src/store.js
index abb0ccd..576f874 100644
--- a/src/store.js
+++ b/src/store.js
@@ -23,7 +23,7 @@ export function createStore(obj = {}) {
         return window.__wkitd__.get('$store')
       },
       set(val) {
-        console.error('Can not replace readonly property $store of Component')
+        console.error('Can not set readonly property $store of Component')
       },
       enumerable: false
     })