diff --git a/scratch-gui/src/playground/programming-learning.js b/scratch-gui/src/playground/programming-learning.js
index 3f47e5c7..c1ef9ca0 100644
--- a/scratch-gui/src/playground/programming-learning.js
+++ b/scratch-gui/src/playground/programming-learning.js
@@ -108,8 +108,8 @@ document.addEventListener('DOMContentLoaded', function () {
       const levelInfo = {
         1: { title: "Level A <span style='font-size: 0.7em'>丝路青年</span>", sub: "编程基础，循环入门", cover: 1 },
         2: { title: "Level B <span style='font-size: 0.7em'>丝路青年</span>", sub: "变量入门，循环进阶，变量进阶", cover: 1 },
-        3: { title: "Level C <span style='font-size: 0.7em'>红色之旅</span>", sub: "变量进阶，单条件分支入门，双条件分支入门，复杂路线规划", cover: 2 },
-        4: { title: "Level D <span style='font-size: 0.7em'>红色之旅</span>", sub: "条件分支进阶，循环嵌套入门，循环嵌套进阶，变量、循环与条件综合应用", cover: 2 },
+        3: { title: "Level C <span style='font-size: 0.7em'>国宝秘境</span>", sub: "变量进阶，单条件分支入门，双条件分支入门，复杂路线规划", cover: 4 },
+        4: { title: "Level D <span style='font-size: 0.7em'>国宝秘境</span>", sub: "条件分支进阶，循环嵌套入门，循环嵌套进阶，变量、循环与条件综合应用", cover: 4 },
         5: { title: "Level E <span style='font-size: 0.7em'>数智时代</span>", sub: "循环嵌套进阶，无参数函数入门，单参数函数入门", cover: 3 },
         6: { title: "Level F <span style='font-size: 0.7em'>数智时代</span>", sub: "综合运用与项目实战", cover: 3 }
       };