diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 1fbee6fbb..f96056457 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -2767,8 +2767,8 @@ class UsersController < ApplicationController
 
   # 获取我的课程资源
   def get_course_resources author_id, user_course_ids, order, score
-    attchments = Attachment.where("(author_id = #{author_id} and is_publish = 1 and container_id is not null and container_type = 'Course')"+
-                                      "or (container_type = 'Course'  and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')})
+    attchments = Attachment.where("(author_id = #{author_id} and is_publish = 1 and container_id is not null and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')}) and container_type = 'Course')"+
+                                      "or (container_type = 'Course' and container_id in (#{user_course_ids.empty? ? '0': user_course_ids.join(',')})
                                and is_publish = 1 and container_id is not null)" ).order("#{order.nil? ? 'created_on' : order} #{score}")
   end