diff --git a/src/MaaWpfGui/ViewModels/UI/CopilotViewModel.cs b/src/MaaWpfGui/ViewModels/UI/CopilotViewModel.cs
index 70dbdc1ba9..fc377b87e8 100644
--- a/src/MaaWpfGui/ViewModels/UI/CopilotViewModel.cs
+++ b/src/MaaWpfGui/ViewModels/UI/CopilotViewModel.cs
@@ -220,7 +220,7 @@ public partial class CopilotViewModel : Screen
     /// <summary>
     /// Gets or sets a value indicating whether the start button is enabled.
     /// </summary>
-    public bool StartEnabled { get => field; set => SetAndNotify(ref field, value); }
+    public bool StartEnabled { get => field; set => SetAndNotify(ref field, value); } = true;
 
     private int _copilotTabIndex = 0;