diff --git a/ECPay.Payment.Integration/SPCheckOut/ExtendArguments/SendCommonArguments.cs b/ECPay.Payment.Integration/SPCheckOut/ExtendArguments/SendCommonArguments.cs
index e00afb8..5c31c98 100644
--- a/ECPay.Payment.Integration/SPCheckOut/ExtendArguments/SendCommonArguments.cs
+++ b/ECPay.Payment.Integration/SPCheckOut/ExtendArguments/SendCommonArguments.cs
@@ -152,5 +152,9 @@ public string EncryptType
                 return "1";
             }
         }
+        /// <summary>
+        /// Client端返回特店的按鈕連結
+        /// </summary>
+        public string ClientBackURL { get; set; }
     }
 }
diff --git a/ECPay.Payment.Integration/bin/Debug/ECPay.Payment.Integration.dll b/ECPay.Payment.Integration/bin/Debug/ECPay.Payment.Integration.dll
index e542af5..ef3a68b 100644
Binary files a/ECPay.Payment.Integration/bin/Debug/ECPay.Payment.Integration.dll and b/ECPay.Payment.Integration/bin/Debug/ECPay.Payment.Integration.dll differ
diff --git a/ECPay.Payment.Integration/bin/Debug/ECPay.Payment.Integration.xml b/ECPay.Payment.Integration/bin/Debug/ECPay.Payment.Integration.xml
index 793a443..2d9f776 100644
--- a/ECPay.Payment.Integration/bin/Debug/ECPay.Payment.Integration.xml
+++ b/ECPay.Payment.Integration/bin/Debug/ECPay.Payment.Integration.xml
@@ -1209,6 +1209,11 @@
             CheckMacValue加密類型
             </summary>
         </member>
+        <member name="P:ECPay.Payment.Integration.SPCheckOut.ExtendArguments.SendCommonArguments.ClientBackURL">
+            <summary>
+            Client端返回特店的按鈕連結
+            </summary>
+        </member>
         <member name="T:ECPay.Payment.Integration.SPCheckOut.TradeSPToken">
             <summary>
             SP_Token返回模組
diff --git a/ECPay.Payment.Integration/obj/Debug/ECPay.Payment.Integration.dll b/ECPay.Payment.Integration/obj/Debug/ECPay.Payment.Integration.dll
index e542af5..ef3a68b 100644
Binary files a/ECPay.Payment.Integration/obj/Debug/ECPay.Payment.Integration.dll and b/ECPay.Payment.Integration/obj/Debug/ECPay.Payment.Integration.dll differ