diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index ef606c0cb..27e90b356 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -3578,7 +3578,9 @@ def get_group_member_names work
 end
 
 def course_syllabus_option user = User.current
-  syllabuses = user.syllabuses
+  syllabus_members = SyllabusMember.where("user_id = #{user.id}")
+  syllabus_ids = syllabus_members.empty? ? "(-1)" : "(" + syllabus_members.map{|mem| mem.syllabus_id}.join(',') + ")"
+  syllabuses = Syllabus.where("id in #{syllabus_ids}")
   type = []
   option1 = []
   option1 << "请选择课程"