diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayPartnerTransactions/CreatePayPartnerTransactionJsapiRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayPartnerTransactions/CreatePayPartnerTransactionJsapiRequest.cs
index 1e1fa245..706c6c6d 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayPartnerTransactions/CreatePayPartnerTransactionJsapiRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayPartnerTransactions/CreatePayPartnerTransactionJsapiRequest.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 
 namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
 {
@@ -115,6 +115,13 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
         [System.Text.Json.Serialization.JsonPropertyName("goods_tag")]
         public string? GoodsTag { get; set; }
 
+        /// <summary>
+        /// 获取或设置是否支持开票。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("support_fapiao")]
+        [System.Text.Json.Serialization.JsonPropertyName("support_fapiao")]
+        public bool? IsSupportFapiao { get; set; }
+
         /// <summary>
         /// 获取或设置金额信息。
         /// </summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionJsapiRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionJsapiRequest.cs
index f6ec49af..d712d073 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionJsapiRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionJsapiRequest.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 
 namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
 {
@@ -94,6 +94,13 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
         [System.Text.Json.Serialization.JsonPropertyName("goods_tag")]
         public string? GoodsTag { get; set; }
 
+        /// <summary>
+        /// 获取或设置是否支持开票。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("support_fapiao")]
+        [System.Text.Json.Serialization.JsonPropertyName("support_fapiao")]
+        public bool? IsSupportFapiao { get; set; }
+
         /// <summary>
         /// 获取或设置金额信息。
         /// </summary>