diff --git a/app/models/dmsf_mailer.rb b/app/models/dmsf_mailer.rb
index 678b461d..d9d030cb 100644
--- a/app/models/dmsf_mailer.rb
+++ b/app/models/dmsf_mailer.rb
@@ -166,23 +166,17 @@ class DmsfMailer < Mailer
 
   # force_notification = true => approval workflow's notifications
   def self.get_notify_users(project, file, force_notification: false)
-    puts ">>> self.get_notify_users"
     return [] unless project.active?
-    puts ">>> ok1"
     # Notifications
     if (force_notification && Setting.notified_events.include?('dmsf_workflow_plural')) ||
        (Setting.notified_events.include?('dmsf_legacy_notifications') && file&.notify?)
-      puts ">>> ok2"
       notify_members = project.members.active.select do |notify_member|
         notify_user = notify_member.user
         if notify_user == User.current && notify_user.pref.no_self_notified
-          puts ">>> nok1"
           false
         elsif notify_member.dmsf_mail_notification.nil?
-          puts ">>> notify_member.mail_notification: #{notify_member.dmsf_mail_notification}"
           case notify_user.mail_notification
           when 'all'
-            puts ">>> ok3"
             true
           when 'selected'
             notify_member.mail_notification?
@@ -193,7 +187,6 @@ class DmsfMailer < Mailer
           when 'only_assigned'
             file.assigned? notify_user
           else
-            puts ">>> nok2"
             false
           end
         else
diff --git a/test/unit/dmsf_mailer_test.rb b/test/unit/dmsf_mailer_test.rb
index 39d9db44..b9dab19c 100644
--- a/test/unit/dmsf_mailer_test.rb
+++ b/test/unit/dmsf_mailer_test.rb
@@ -35,6 +35,10 @@ class DmsfMailerTest < RedmineDmsf::Test::UnitTest
     ActionMailer::Base.deliveries.clear
     Setting.plain_text_mail = '0'
     Setting.default_language = 'en'
+    # Notification
+    m1 = Member.find 1
+    m1.dmsf_mail_notification = true
+    m1.save
   end
 
   def test_files_updated
@@ -104,12 +108,7 @@ class DmsfMailerTest < RedmineDmsf::Test::UnitTest
   end
 
   def test_get_notify_users
-    m1 = Member.find 1
-    m1.dmsf_mail_notification = true
-    m1.save
     with_settings notified_events: ['dmsf_legacy_notifications'] do
-      puts ">>> Setting.notified_events: #{Setting.notified_events}"
-      puts ">>> @file1.notify?: #{@file1.notify?}"
       users = DmsfMailer.get_notify_users(@project1, @file1)
       assert users.present?
     end