diff --git a/public/react/src/modules/courses/coursesDetail/CoursesBanner.js b/public/react/src/modules/courses/coursesDetail/CoursesBanner.js
index 7d2791b15..98c56ff37 100644
--- a/public/react/src/modules/courses/coursesDetail/CoursesBanner.js
+++ b/public/react/src/modules/courses/coursesDetail/CoursesBanner.js
@@ -706,7 +706,7 @@ class CoursesBanner extends Component {
 
                       {this.props.isStudent()?this.props.current_user&&this.props.current_user.course_is_end===true?"":<a className="fr user_default_btn user_blue_btn mr20 font-18"
                                                  onClick={() => this.exitclass()}
-                      > 退出课堂 </a>:""}
+                      > 永久退出课堂 </a>:""}
 
                     </div>