diff --git a/src/ClaudeDo.Ui/ViewModels/TaskDetailViewModel.cs b/src/ClaudeDo.Ui/ViewModels/TaskDetailViewModel.cs
index 042972b..68a48cf 100644
--- a/src/ClaudeDo.Ui/ViewModels/TaskDetailViewModel.cs
+++ b/src/ClaudeDo.Ui/ViewModels/TaskDetailViewModel.cs
@@ -85,6 +85,12 @@ public partial class TaskDetailViewModel : ViewModelBase
         var ct = cts.Token;
 
         _taskId = taskId;
+        HasWorktree = false;
+        WorktreeState = "";
+        BranchName = null;
+        DiffStat = null;
+        WorktreePath = null;
+        OnPropertyChanged(nameof(CanWorktreeAction));
         LiveText = "";
         _formatter = new StreamLineFormatter();