diff --git a/lib/js/useMobxState.tsx b/lib/js/useMobxState.tsx
index b18c6bc..b45d00e 100644
--- a/lib/js/useMobxState.tsx
+++ b/lib/js/useMobxState.tsx
@@ -1,4 +1,4 @@
-import { remove, runInAction, makeAutoObservable, extendObservable, isObservable } from 'mobx';
+import { remove, runInAction, makeAutoObservable, extendObservable } from 'mobx';
 import { useRef, useState } from 'react';
 
 export function useMobxState<T extends Record<any, any>>(state: T | (() => T)): T;
@@ -22,14 +22,7 @@ export function useMobxState<T extends Record<any, any>, P extends Record<any, a
 
       for (const key of Object.keys(props)) {
         for (const key in props) {
-          if (isObservable(props[key]) || Object.getOwnPropertyDescriptor(props, key)?.get) {
-            Object.defineProperty(mobxState, key, Object.getOwnPropertyDescriptor(props, key) as any);
-          } else {
-            if (props[key] !== mobxState[key]) {
-              remove(mobxState, key);
-              extendObservable(mobxState, { [key]: props[key] }, { [key]: false });
-            }
-          }
+          extendObservable(mobxState, { [key]: props[key] }, { [key]: false });
         }
       }
 
diff --git a/package.json b/package.json
index 194f40d..dbfa988 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "mobx-react-use-autorun",
-  "version": "4.0.37-beta",
+  "version": "4.0.38-beta",
   "description": "Provide concise usage for mobx in react",
   "scripts": {
     "test": "npx -y -p typescript -p ts-node ts-node --skipProject bin/mobx_react_test.ts",