diff --git a/src/locales/zh-cn.json b/src/locales/zh-cn.json
index b62bb422..385f66f1 100644
--- a/src/locales/zh-cn.json
+++ b/src/locales/zh-cn.json
@@ -7,10 +7,12 @@
   "language": "语言",
   "loot-table": "战利品表",
   "predicate": "断言",
+  "redo": "重做",
   "reset": "重置",
   "share": "分享",
   "title.generator": "%0% 生成器",
   "title.home": "数据包生成器",
+  "undo": "撤销",
   "visualize": "可视化",
   "world": "世界设置",
   "worldgen/biome": "生物群系",
diff --git a/src/locales/zh-tw.json b/src/locales/zh-tw.json
index 39635a53..908e066f 100644
--- a/src/locales/zh-tw.json
+++ b/src/locales/zh-tw.json
@@ -7,10 +7,12 @@
   "language": "語言",
   "loot-table": "戰利品表",
   "predicate": "述詞",
+  "redo": "重做",
   "reset": "重設",
   "share": "分享",
   "title.generator": "%0% 生成器",
   "title.home": "資料包生成器",
+  "undo": "復原",
   "visualize": "可視化",
   "world": "世界設定",
   "worldgen/biome": "生態域",