diff --git a/app/api/mobile/apis/courses.rb b/app/api/mobile/apis/courses.rb
index a42ebd470..cbf8f4986 100644
--- a/app/api/mobile/apis/courses.rb
+++ b/app/api/mobile/apis/courses.rb
@@ -579,13 +579,16 @@ module Mobile
           end
 
           #7教辅 9教师 10学生
-          if c.tea_id == params[:user_id] || roles_id.length <= 0 || rolesids.include?(10)
+          if c.tea_id == params[:user_id] || roles_id.length <= 0
             present :status, -1
             present :message,"修改失败"
-          else
+          elsif rolesids.include?(3) || rolesids.include?(7) || rolesids.include?(9)
             cs = CoursesService.new
             status = cs.modify_user_course_role params,roles_id
             present :status, status
+          else
+            present :status, -1
+            present :message,"修改失败"
           end
         end