diff --git a/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs b/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs
index 99d672ea4..01a758271 100644
--- a/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs
+++ b/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs
@@ -395,7 +395,7 @@ namespace IRaCIS.Core.Application.Services
         /// 项目+系统的文档类型 下拉
         /// </summary>
         /// <param name="trialId"></param>
-        /// <returns></retur
+        /// <returns></returns>
         [HttpGet("{trialId:guid}")]
         public async Task<IResponseOutput> GetTrialDocAndSystemDocType(Guid trialId)
         {