diff --git a/luna_pinyin/luna_pinyin.custom.yaml b/luna_pinyin/luna_pinyin.custom.yaml
index a420706..1e742e1 100644
--- a/luna_pinyin/luna_pinyin.custom.yaml
+++ b/luna_pinyin/luna_pinyin.custom.yaml
@@ -23,6 +23,17 @@ patch:
       - pinyin:/ziantuan_preedit_format
       - pinyin:/zhongguan_preedit_format
 
+  # 默认使用简体
+  switches:
+    - name: ascii_mode
+      reset: 0
+      states: [ 中文, 西文 ]
+    - name: full_shape
+      states: [ 半角, 全角 ]
+    - name: simplification
+      reset: 1
+      states: [ 漢字, 汉字 ]
+
   # 添加朙月拼音扩充词库
   translator/dictionary: luna_pinyin.extended     
 ...