diff --git a/src/MiniApp/AccessToken.php b/src/MiniApp/AccessToken.php
index cf30dff4e..ff44d1c33 100644
--- a/src/MiniApp/AccessToken.php
+++ b/src/MiniApp/AccessToken.php
@@ -6,5 +6,5 @@
 
 class AccessToken extends \EasyWeChat\OfficialAccount\AccessToken
 {
-    //
+    const CACHE_KEY_PREFIX = 'mini_app';
 }
diff --git a/src/OfficialAccount/AccessToken.php b/src/OfficialAccount/AccessToken.php
index 84b45669b..da32d4214 100644
--- a/src/OfficialAccount/AccessToken.php
+++ b/src/OfficialAccount/AccessToken.php
@@ -30,6 +30,8 @@ class AccessToken implements RefreshableAccessTokenInterface
 
     protected CacheInterface $cache;
 
+    const CACHE_KEY_PREFIX = 'official_account';
+
     public function __construct(
         protected string $appId,
         protected string $secret,
@@ -44,7 +46,7 @@ public function __construct(
 
     public function getKey(): string
     {
-        return $this->key ?? $this->key = sprintf('official_account.access_token.%s.%s', $this->appId, $this->secret);
+        return $this->key ?? $this->key = sprintf('%s.access_token.%s.%s', static::CACHE_KEY_PREFIX, $this->appId, $this->secret);
     }
 
     public function setKey(string $key): static
@@ -92,19 +94,28 @@ public function toQuery(): array
     }
 
     /**
-     * @throws RedirectionExceptionInterface
-     * @throws DecodingExceptionInterface
-     * @throws InvalidArgumentException
-     * @throws ClientExceptionInterface
-     * @throws HttpException
-     * @throws TransportExceptionInterface
-     * @throws ServerExceptionInterface
+     * @throws \EasyWeChat\Kernel\Exceptions\HttpException
+     * @throws \Psr\SimpleCache\InvalidArgumentException
+     * @throws \Symfony\Contracts\HttpClient\Exception\ClientExceptionInterface
+     * @throws \Symfony\Contracts\HttpClient\Exception\DecodingExceptionInterface
+     * @throws \Symfony\Contracts\HttpClient\Exception\RedirectionExceptionInterface
+     * @throws \Symfony\Contracts\HttpClient\Exception\ServerExceptionInterface
+     * @throws \Symfony\Contracts\HttpClient\Exception\TransportExceptionInterface
      */
     public function refresh(): string
     {
         return $this->stable ? $this->getStableAccessToken() : $this->getAccessToken();
     }
 
+    /**
+     * @throws \Symfony\Contracts\HttpClient\Exception\RedirectionExceptionInterface
+     * @throws \Symfony\Contracts\HttpClient\Exception\DecodingExceptionInterface
+     * @throws \Symfony\Contracts\HttpClient\Exception\ClientExceptionInterface
+     * @throws \Psr\SimpleCache\InvalidArgumentException
+     * @throws \Symfony\Contracts\HttpClient\Exception\TransportExceptionInterface
+     * @throws \EasyWeChat\Kernel\Exceptions\HttpException
+     * @throws \Symfony\Contracts\HttpClient\Exception\ServerExceptionInterface
+     */
     public function getStableAccessToken(bool $force_refresh = false): string
     {
         $response = $this->httpClient->request(
@@ -129,6 +140,15 @@ public function getStableAccessToken(bool $force_refresh = false): string
         return $response['access_token'];
     }
 
+    /**
+     * @throws \Symfony\Contracts\HttpClient\Exception\RedirectionExceptionInterface
+     * @throws \Symfony\Contracts\HttpClient\Exception\DecodingExceptionInterface
+     * @throws \Psr\SimpleCache\InvalidArgumentException
+     * @throws \Symfony\Contracts\HttpClient\Exception\ClientExceptionInterface
+     * @throws \EasyWeChat\Kernel\Exceptions\HttpException
+     * @throws \Symfony\Contracts\HttpClient\Exception\TransportExceptionInterface
+     * @throws \Symfony\Contracts\HttpClient\Exception\ServerExceptionInterface
+     */
     public function getAccessToken(): string
     {
         $response = $this->httpClient->request(
diff --git a/tests/MiniApp/AccessTokenTest.php b/tests/MiniApp/AccessTokenTest.php
new file mode 100644
index 000000000..7a232eb1d
--- /dev/null
+++ b/tests/MiniApp/AccessTokenTest.php
@@ -0,0 +1,16 @@
+<?php
+
+namespace EasyWeChat\Tests\MiniApp;
+
+use EasyWeChat\MiniApp\AccessToken;
+use EasyWeChat\Tests\TestCase;
+
+class AccessTokenTest extends TestCase
+{
+    public function test_it_will_use_mini_app_cache_prefix()
+    {
+        $accessToken = new AccessToken('mock-app-id', 'mock-secret');
+
+        $this->assertStringStartsWith('mini_app.access_token', $accessToken->getKey());
+    }
+}