diff --git a/Easydict/Swift/View/AcknowListView/AcknowListView.swift b/Easydict/Swift/View/AcknowListView/AcknowListView.swift
index f2beb5438..d26b16b44 100644
--- a/Easydict/Swift/View/AcknowListView/AcknowListView.swift
+++ b/Easydict/Swift/View/AcknowListView/AcknowListView.swift
@@ -23,6 +23,7 @@ struct AcknowListView: View {
     var body: some View {
         NavigationStack {
             AcknowListSwiftUIView(acknowList: acknowList)
+                .listStyle(.sidebar)
         }
         .hideWindowToolbarBackground()
         .thickMaterialWindowBackground()