diff --git a/app/models/ec_course.rb b/app/models/ec_course.rb
index 4e7202f05..5aefa2699 100644
--- a/app/models/ec_course.rb
+++ b/app/models/ec_course.rb
@@ -21,7 +21,7 @@ class EcCourse < ApplicationRecord
   has_many :courses, through: :ec_major_courses
 
   # 课程目标达成方法
-  # has_many :ec_course_achievement_methods
+  has_many :ec_course_achievement_methods
 
   accepts_nested_attributes_for :ec_course_targets, :ec_score_levels, allow_destroy: true
 end