diff --git a/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/FileManagementAgg/Enums/FileCategory.cs b/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/FileManagementAgg/Enums/FileCategory.cs
index 3bb774d5..176e68fb 100644
--- a/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/FileManagementAgg/Enums/FileCategory.cs
+++ b/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/FileManagementAgg/Enums/FileCategory.cs
@@ -12,5 +12,6 @@ public enum FileCategory
     Report = 5,                 // گزارش
     Other = 6,                // سایر
     BugSection = 7,  // تسک باگ
+    TaskSectionRevision
 }
 
diff --git a/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/BugSection.cs b/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/BugSection.cs
index cbb79db8..ccb2bfac 100644
--- a/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/BugSection.cs
+++ b/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/BugSection.cs
@@ -1,4 +1,5 @@
 using GozareshgirProgramManager.Domain._Common;
+using GozareshgirProgramManager.Domain.ProjectAgg.Entities.Task;
 using GozareshgirProgramManager.Domain.ProjectAgg.Enums;
 
 namespace GozareshgirProgramManager.Domain.ProjectAgg.Entities;
diff --git a/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/Task/ProjectTask.cs b/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/Task/ProjectTask.cs
index a659898a..6cee8cd8 100644
--- a/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/Task/ProjectTask.cs
+++ b/ProgramManager/src/Domain/GozareshgirProgramManager.Domain/ProjectAgg/Entities/Task/ProjectTask.cs
@@ -19,7 +19,7 @@ public class ProjectTask : ProjectHierarchyNode
     public ProjectTask(string name, Guid phaseId,ProjectTaskPriority priority, string? description = null) : base(name, description)
     {
         PhaseId = phaseId;
-        _sections = new List<TaskSection>();
+        _sections = new List<TaskSection.TaskSection>();
         BugSectionList = new List<BugSection>();
         Priority = priority;
         Priority = ProjectTaskPriority.Low;
@@ -28,7 +28,7 @@ public class ProjectTask : ProjectHierarchyNode
     
     public Guid PhaseId { get; private set; }
     public ProjectPhase Phase { get; private set; } = null!;
-    public IReadOnlyList<TaskSection> Sections => _sections.AsReadOnly();
+    public IReadOnlyList<TaskSection.TaskSection> Sections => _sections.AsReadOnly();
     public List<BugSection> BugSectionList { get; set; }
 
     // Task-specific properties