diff --git a/servers/boe-server-all/src/main/java/com/xboe/module/course/service/impl/CourseTagServiceImpl.java b/servers/boe-server-all/src/main/java/com/xboe/module/course/service/impl/CourseTagServiceImpl.java
index 14b75384..b12778e5 100644
--- a/servers/boe-server-all/src/main/java/com/xboe/module/course/service/impl/CourseTagServiceImpl.java
+++ b/servers/boe-server-all/src/main/java/com/xboe/module/course/service/impl/CourseTagServiceImpl.java
@@ -180,6 +180,10 @@ public class CourseTagServiceImpl implements ICourseTagService {
             courseTagRelation.setCourseId(courseId);
             courseTagRelationDao.save(courseTagRelation);
         }else {//1.2 否则修改标签
+            // 当同一标签被3个及以上课管创建时，默认开启这个标签的公共化
+            if(courseTagList.get(0).getUseCount() >= 3){
+                courseTag.setIsPublic(true);
+            }
             courseTag=courseTagList.get(0);
             courseTag.setDeleted(false);//有可能是之前被删除的标签，这里恢复为有效
             //查找改课程与这个标签是否已经建立关联关系