diff --git a/src/MaaWpfGui/Views/TaskQueueView.xaml b/src/MaaWpfGui/Views/TaskQueueView.xaml
index eac1eefe2c..c55827a6da 100644
--- a/src/MaaWpfGui/Views/TaskQueueView.xaml
+++ b/src/MaaWpfGui/Views/TaskQueueView.xaml
@@ -127,6 +127,7 @@
                     Grid.Column="1"
                     Width="160"
                     Margin="5"
+                    MaxDropDownHeight="800"
                     DisplayMemberPath="Display"
                     ItemsSource="{Binding ActionAfterCompletedList}"
                     SelectedValue="{Binding ActionAfterCompleted}"