diff --git a/Src/Dlhis.Jip.Api/RequestContentHandlers/BusinessTripContentHandler.cs b/Src/Dlhis.Jip.Api/RequestContentHandlers/BusinessTripContentHandler.cs
index a7601e04..6ed21353 100644
--- a/Src/Dlhis.Jip.Api/RequestContentHandlers/BusinessTripContentHandler.cs
+++ b/Src/Dlhis.Jip.Api/RequestContentHandlers/BusinessTripContentHandler.cs
@@ -10,9 +10,9 @@ public class BusinessTripContentHandler : IContentHandler
     /// <inheritdoc />
     public HttpContent Create(List<ParameterValue> values)
     {
-        var factory = values.First(x => x.Parameter.Name.Equals("factory", StringComparison.OrdinalIgnoreCase)).GetValue<string>();
-        var start = values.First(x => x.Parameter.Name.Equals("start", StringComparison.OrdinalIgnoreCase)).GetValue<DateTime>().ToString("yyyy-MM-dd");
-        var end = values.First(x => x.Parameter.Name.Equals("end", StringComparison.OrdinalIgnoreCase)).GetValue<DateTime>().ToString("yyyy-MM-dd");
+        var factory = values.First(x => x.Parameter!.Name!.Equals("factory", StringComparison.OrdinalIgnoreCase)).GetValue<string>();
+        var start = values.First(x => x.Parameter!.Name!.Equals("start", StringComparison.OrdinalIgnoreCase)).GetValue<DateTime>().ToString("yyyy-MM-dd");
+        var end = values.First(x => x.Parameter!.Name!.Equals("end", StringComparison.OrdinalIgnoreCase)).GetValue<DateTime>().ToString("yyyy-MM-dd");
 
         var obj = new
         {
diff --git a/Src/Dlhis.Jip.Api/RequestContentHandlers/SyncFaceContentHandler.cs b/Src/Dlhis.Jip.Api/RequestContentHandlers/SyncFaceContentHandler.cs
index fed10fec..2a5de467 100644
--- a/Src/Dlhis.Jip.Api/RequestContentHandlers/SyncFaceContentHandler.cs
+++ b/Src/Dlhis.Jip.Api/RequestContentHandlers/SyncFaceContentHandler.cs
@@ -10,8 +10,8 @@ public class SyncFaceContentHandler : IContentHandler
     /// <inheritdoc />
     public HttpContent Create(List<ParameterValue> values)
     {
-        var userCode = values.First(x => x.Parameter.Name.Equals("userCode", StringComparison.OrdinalIgnoreCase)).GetValue<string>();
-        var base64 = values.First(x => x.Parameter.Name.Equals("base64", StringComparison.OrdinalIgnoreCase)).GetValue<string>();
+        var userCode = values.First(x => x.Parameter!.Name!.Equals("userCode", StringComparison.OrdinalIgnoreCase)).GetValue<string>();
+        var base64 = values.First(x => x.Parameter!.Name!.Equals("base64", StringComparison.OrdinalIgnoreCase)).GetValue<string>();
 
         var obj = new
         {
diff --git a/Src/Dlhis.Jip.Api/Requests/SapNoRequest.cs b/Src/Dlhis.Jip.Api/Requests/SapNoRequest.cs
index fd2e0269..2025c610 100644
--- a/Src/Dlhis.Jip.Api/Requests/SapNoRequest.cs
+++ b/Src/Dlhis.Jip.Api/Requests/SapNoRequest.cs
@@ -1,6 +1,6 @@
 using System.ComponentModel.DataAnnotations;
 
-namespace Dlhis.Jip.Api.Request;
+namespace Dlhis.Jip.Api.Requests;
 
 public class SapNoRequest
 {
diff --git a/Src/Dlhis.ScheduledTask/TaskAssignment/Controllers/HangfireController.cs b/Src/Dlhis.ScheduledTask/TaskAssignment/Controllers/HangfireController.cs
index d1569c80..b0416c5f 100644
--- a/Src/Dlhis.ScheduledTask/TaskAssignment/Controllers/HangfireController.cs
+++ b/Src/Dlhis.ScheduledTask/TaskAssignment/Controllers/HangfireController.cs
@@ -1,5 +1,5 @@
 using Dlhis.Basic.Api;
-using Dlhis.Jip.Api.Request;
+using Dlhis.Jip.Api.Requests;
 using Dlhis.Sys.Api;
 using Hangfire;
 using Kurisu.AspNetCore.Cache;