diff --git a/public/react/src/modules/competitions/Competitioncommon/CompetitionCommon.js b/public/react/src/modules/competitions/Competitioncommon/CompetitionCommon.js
index 8d3726e1a..2bb4585db 100755
--- a/public/react/src/modules/competitions/Competitioncommon/CompetitionCommon.js
+++ b/public/react/src/modules/competitions/Competitioncommon/CompetitionCommon.js
@@ -240,6 +240,7 @@ class CompetitionCommon extends Component{
 			if(signupdata.enrolled===true){
 				this.props.history.replace(`/courses/${data.course_id}`);
 			}else{
+				//课堂学生不需要在竞赛报名的
 				if(data.member_of_course===true){
 					this.props.history.replace(`/courses/${data.course_id}`);
 				}else{