diff --git a/app/Enums/Strategy/CosOption.php b/app/Enums/Strategy/CosOption.php
new file mode 100644
index 00000000..8d588d1d
--- /dev/null
+++ b/app/Enums/Strategy/CosOption.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace App\Enums\Strategy;
+
+final class CosOption
+{
+    /** @var string 访问地址 */
+    const Url = 'url';
+
+    /** @var string AppId */
+    const AppId = 'app_id';
+
+    /** @var string SecretId */
+    const SecretId = 'secret_id';
+
+    /** @var string SecretKey */
+    const SecretKey = 'secret_key';
+
+    /** @var string 所属地域 */
+    const Region = 'region';
+
+    /** @var string 储存桶名称 */
+    const Bucket = 'bucket';
+}
diff --git a/app/Services/ImageService.php b/app/Services/ImageService.php
index cb37a5c6..dadc1725 100644
--- a/app/Services/ImageService.php
+++ b/app/Services/ImageService.php
@@ -8,6 +8,7 @@ use App\Enums\ConfigKey;
 use App\Enums\GroupConfigKey;
 use App\Enums\ImagePermission;
 use App\Enums\Scan\AliyunOption;
+use App\Enums\Strategy\CosOption;
 use App\Enums\Strategy\KodoOption;
 use App\Enums\StrategyKey;
 use App\Enums\UserConfigKey;
@@ -202,7 +203,7 @@ class ImageService
         return match ($strategy->key) {
             StrategyKey::Local => new LocalFilesystemAdapter($configs->get('root')),
             StrategyKey::Cos => new CosAdapter($configs->only([
-                'app_id', 'secret_id', 'secret_key', 'region', 'bucket',
+                CosOption::AppId, CosOption::SecretId, CosOption::SecretKey, CosOption::Region, CosOption::Bucket,
             ])->toArray()),
             StrategyKey::Kodo => new QiniuAdapter(
                 accessKey: $configs->get(KodoOption::AccessKey),