diff --git a/WelsonJS.Toolkit/WelsonJS.Launcher/MainForm.cs b/WelsonJS.Toolkit/WelsonJS.Launcher/MainForm.cs
index 1ccdd06..2f8d849 100644
--- a/WelsonJS.Toolkit/WelsonJS.Launcher/MainForm.cs
+++ b/WelsonJS.Toolkit/WelsonJS.Launcher/MainForm.cs
@@ -130,6 +130,7 @@ namespace WelsonJS.Launcher
                 {
                     DisableUI();
                     Task.Run(() => RunAppPackageFile());
+                    return;
                 }
             }