diff --git a/src/api/CONST.js b/src/api/CONST.js
index 80a15b5..129186e 100644
--- a/src/api/CONST.js
+++ b/src/api/CONST.js
@@ -41,9 +41,9 @@ export const TASK_TYPES = {
     13: "去完成",
   },
   path: {
-    1: ({ courseId }) => window.open(window.location.protocol + import.meta.env.VITE_BOE_ONLINE_CLASS_URL + courseId), //在线
+    1: ({ courseId }) => window.open(window.location.protocol + import.meta.env.VITE_BOE_ONLINE_CLASS_URL + courseId, '_top'), //在线
     2: ({ targetId }) => window.open(`${location.protocol}//${location.host}${import.meta.env.VITE_BASE_API}/stu/project/redirectDetail?courseId=${targetId}`, '_top'),
-    3: ({ courseId }) => window.open(window.location.protocol + import.meta.env.VITE_BOE_CASS_DETAIL_URL + courseId), //案例
+    3: ({ courseId }) => window.open(window.location.protocol + import.meta.env.VITE_BOE_CASS_DETAIL_URL + courseId, '_top'), //案例
     4: "/homeworkpage",
     5: ({ examType }) => examType === 2 ? '/externalexam' : (window.location.protocol + import.meta.env.VITE_BOE_EXAM_DETAIL_URL), //考试
     6: "/liveboradcast",