diff --git a/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs b/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs
index bbdd30b1d..c53becf40 100644
--- a/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs
+++ b/IRaCIS.Core.Application/Service/Document/TrialDocumentService.cs
@@ -1092,6 +1092,7 @@ namespace IRaCIS.Core.Application.Services
                     return ResponseOutput.NotOk(_localizer["TrialD_DuplicateFileInProject"]);
                 }
 
+                entity.IsDeleted = true;
                 //entity.Id = NewId.NextGuid();
                 await _trialDocumentRepository.AddAsync(entity, true);
                 return ResponseOutput.Ok(entity.Id.ToString());