diff --git a/app/models/course_member.rb b/app/models/course_member.rb
index e62a4151e..21221e7e9 100644
--- a/app/models/course_member.rb
+++ b/app/models/course_member.rb
@@ -26,11 +26,6 @@ class CourseMember < ApplicationRecord
   after_create :create_attendance_record
   after_commit :create_attendance_record
 
-  private
-
-  def create_attendance_record
-    StudentJoinAttendanceRecordJob.perform_later(id)
-  end
 
   def delete_works
     if self.role == "STUDENT"
@@ -166,4 +161,11 @@ class CourseMember < ApplicationRecord
     end
     teachers
   end
+
+  private
+
+  def create_attendance_record
+    StudentJoinAttendanceRecordJob.perform_later(id)
+  end
+
 end