diff --git a/public/react/src/modules/courses/graduation/topics/GraduateTopicDetail.js b/public/react/src/modules/courses/graduation/topics/GraduateTopicDetail.js
index b4bcaf0fa..4097a051e 100644
--- a/public/react/src/modules/courses/graduation/topics/GraduateTopicDetail.js
+++ b/public/react/src/modules/courses/graduation/topics/GraduateTopicDetail.js
@@ -88,7 +88,7 @@ class GraduateTopicDetail extends Component{
       }
     })
   }
-  
+
   render(){
     let {
       tableData,
@@ -114,7 +114,7 @@ class GraduateTopicDetail extends Component{
           <p className="clearfix mb20 lineh-25">
             <span className="color-grey-3 font-24 fl task-hide" style={{lineHeight:"25px",maxWidth:"900px"}}>{tableData && tableData.graduation_topic_name}</span>
             <span className="fl mt1" style={{height:"25px"}}><CoursesListType typelist={[`${tableData && tableData.status_name}`]} typesylename={""} /></span>
-            <WordsBtn className="fr font-16 mt1" style="grey" to={`/courses/${tableData.course_id}/graduation_topics/${tableData.graduation_id}`}>返回</WordsBtn>
+            <WordsBtn className="fr font-16 mt1" style="grey" to={`/classrooms/${tableData.course_id}/graduation_topics/${tableData.graduation_id}`}>返回</WordsBtn>
           </p>
           <div>
             <div className="clearfix edu-back-white bor-bottom-greyE" >
@@ -141,7 +141,7 @@ class GraduateTopicDetail extends Component{
               tab && tab==1&&
               <div>
                 <div className="minH-560 edu-back-white">
-                  <DetailTable {...this.props} {...this.state} tableData={tableData} page={tablePage} getDetailList={this.getDetailList}></DetailTable>  
+                  <DetailTable {...this.props} {...this.state} tableData={tableData} page={tablePage} getDetailList={this.getDetailList}></DetailTable>
                 </div>
                 {
                   tableData && tableData.users_count>tablePageSize &&
@@ -161,4 +161,4 @@ class GraduateTopicDetail extends Component{
     )
   }
 }
-export default GraduateTopicDetail;
\ No newline at end of file
+export default GraduateTopicDetail;