diff --git a/Runtime/Code/SDK/GuruSDK.IAP.cs b/Runtime/Code/SDK/GuruSDK.IAP.cs
index f280097..0d19f28 100644
--- a/Runtime/Code/SDK/GuruSDK.IAP.cs
+++ b/Runtime/Code/SDK/GuruSDK.IAP.cs
@@ -23,7 +23,7 @@ namespace Guru
         /// <summary>
         /// 初始化IAP 功能
         /// </summary>
-        public static void InitIAP(string userId, byte[] googleKey, byte[] appleRootCerts)
+        public static void InitIAP(string uuid, byte[] googleKey, byte[] appleRootCerts)
         {
             GuruIAP.Instance.OnInitResult += OnIAPInitResult;
             GuruIAP.Instance.OnRestored += OnRestored;
@@ -34,7 +34,7 @@ namespace Guru
             
             Callbacks.IAP._onIAPInitStart?.Invoke(); // 初始化之前进行调用
             
-            GuruIAP.Instance.InitWithKeys(userId, googleKey, appleRootCerts, IsDebugMode);
+            GuruIAP.Instance.InitWithKeys(uuid, googleKey, appleRootCerts, IsDebugMode);
         }
         
         /// <summary>
diff --git a/Runtime/Code/SDK/GuruSDK.cs b/Runtime/Code/SDK/GuruSDK.cs
index 17cac1c..2c8c53b 100644
--- a/Runtime/Code/SDK/GuruSDK.cs
+++ b/Runtime/Code/SDK/GuruSDK.cs
@@ -355,7 +355,7 @@ namespace Guru
                     }
 
 
-                    InitIAP(UID, _initConfig.GoogleKeys, _initConfig.AppleRootCerts); // 初始化IAP
+                    InitIAP(DeviceId, _initConfig.GoogleKeys, _initConfig.AppleRootCerts); // 初始化IAP
                 }, ex =>
                 {
                     UnityEngine.Debug.LogError($"--- ERROR on useIAP: {ex.Message}");