diff --git a/sdk-core/src/main/java/com/xuqm/sdk/internal/ConfigCache.kt b/sdk-core/src/main/java/com/xuqm/sdk/internal/ConfigCache.kt
index 854726a..be935c2 100644
--- a/sdk-core/src/main/java/com/xuqm/sdk/internal/ConfigCache.kt
+++ b/sdk-core/src/main/java/com/xuqm/sdk/internal/ConfigCache.kt
@@ -3,7 +3,7 @@ package com.xuqm.sdk.internal
 import android.content.Context
 import android.util.Log
 import androidx.security.crypto.EncryptedSharedPreferences
-import androidx.security.crypto.MasterKey
+import androidx.security.crypto.MasterKeys
 import java.security.MessageDigest
 
 /**
@@ -80,9 +80,9 @@ internal object ConfigCache {
     }
 
     private fun getPrefs(context: Context) = EncryptedSharedPreferences.create(
-        context,
         PREFS_NAME,
-        MasterKey.Builder(context).setKeyScheme(MasterKey.KeyScheme.AES256_GCM).build(),
+        MasterKeys.getOrCreate(MasterKeys.AES256_GCM_SPEC),
+        context,
         EncryptedSharedPreferences.PrefKeyEncryptionScheme.AES256_SIV,
         EncryptedSharedPreferences.PrefValueEncryptionScheme.AES256_GCM,
     )
diff --git a/sdk-core/src/main/java/com/xuqm/sdk/internal/ConfigFileReader.kt b/sdk-core/src/main/java/com/xuqm/sdk/internal/ConfigFileReader.kt
index 4658ed8..6a6f695 100644
--- a/sdk-core/src/main/java/com/xuqm/sdk/internal/ConfigFileReader.kt
+++ b/sdk-core/src/main/java/com/xuqm/sdk/internal/ConfigFileReader.kt
@@ -9,9 +9,9 @@ import com.google.gson.Gson
  *
  * 搜索顺序（对齐 RN SDK 的 src/assets/config/）：
  *   1. assets/config/config.xuqmconfig 或 config.xuqm
- *   2. assets/config/*.xuqmconfig（取第一个）
+ *   2. assets/config/\*.xuqmconfig（取第一个）
  *   3. assets/xuqm/config.xuqm（旧路径兼容）
- *   4. assets/xuqm/*.xuqmconfig（旧路径兼容）
+ *   4. assets/xuqm/\*.xuqmconfig（旧路径兼容）
  *
  * 缓存策略：
  *   - [readRawBytes]：只读取文件原始字节，不做解密（主线程安全，<5ms）