diff --git a/src/MaaWpfGui/ViewModels/UserControl/Settings/StartSettingsUserControlModel.cs b/src/MaaWpfGui/ViewModels/UserControl/Settings/StartSettingsUserControlModel.cs
index 951e092f09..69c3a0ce79 100644
--- a/src/MaaWpfGui/ViewModels/UserControl/Settings/StartSettingsUserControlModel.cs
+++ b/src/MaaWpfGui/ViewModels/UserControl/Settings/StartSettingsUserControlModel.cs
@@ -186,7 +186,7 @@ public class StartSettingsUserControlModel : PropertyChangedBase
                             LocalizationHelper.GetString("OpenEmulatorAfterLaunch")));
                 }
             }
-            else if (!File.Exists(EmulatorPath))
+            else if (!File.Exists(value))
             {
                 Growl.Warning(LocalizationHelper.GetString("EmulatorPathNotExist"));
             }