diff --git a/lib/tasks/course_board_message_count.rake b/lib/tasks/course_board_message_count.rake
index 49f33c615..bd85d7ede 100644
--- a/lib/tasks/course_board_message_count.rake
+++ b/lib/tasks/course_board_message_count.rake
@@ -2,7 +2,7 @@ namespace :course_board do
   desc 'transfer children message to root message board'
   task children_message_transfer: :environment do
     Board.find_each do |board|
-      logger("Current transfer board id: #{board.id} ~")
+      Rails.logger.info("Current transfer board id: #{board.id} ~")
 
       root_subquery = board.messages.where(parent_id: nil).reorder(nil).pluck(:id)
       if root_subquery.present?
@@ -16,14 +16,14 @@ namespace :course_board do
       end
 
       Board.reset_counters(board.id, :messages)
-      logger("transfer success ~")
+      Rails.logger.info("transfer success ~")
     end
   end
 
   desc 'transfer root id && statistic descendants count'
   task messages_descendants_count_transfer: :environment do
     Message.root_nodes.find_each do |root|
-      logger("Current transfer root id: #{root.id} ~")
+      Rails.logger.info("Current transfer root id: #{root.id} ~")
       children_ids = root.children.pluck(:id)
       next if children_ids.blank?
 
@@ -33,7 +33,7 @@ namespace :course_board do
       Message.where(id: ids).update_all(root_id: root.id)
 
       Message.reset_counters(root.id, :descendants)
-      logger("transfer success ~")
+      Rails.logger.info("transfer success ~")
     end
   end