diff --git a/app/models/journal_observer.rb b/app/models/journal_observer.rb
index 5604e064e..db7115cdb 100644
--- a/app/models/journal_observer.rb
+++ b/app/models/journal_observer.rb
@@ -17,6 +17,11 @@
 
 class JournalObserver < ActiveRecord::Observer
   def after_create(journal)
-    Mailer.deliver_issue_edit(journal) if Setting.notified_events.include?('issue_updated')
+    if Setting.notified_events.include?('issue_updated') ||
+        (Setting.notified_events.include?('issue_note_added') && journal.notes.present?) ||
+        (Setting.notified_events.include?('issue_status_updated') && journal.new_status.present?) ||
+        (Setting.notified_events.include?('issue_priority_updated') && journal.new_value_for('priority_id').present?)
+      Mailer.deliver_issue_edit(journal)
+    end
   end
 end
diff --git a/lib/redmine/notifiable.rb b/lib/redmine/notifiable.rb
index fa192ab25..84f3ccd6c 100644
--- a/lib/redmine/notifiable.rb
+++ b/lib/redmine/notifiable.rb
@@ -3,6 +3,9 @@ module Redmine
     CoreNotifications = [
                          'issue_added',
                          'issue_updated',
+                         'issue_note_added',
+                         'issue_status_updated',
+                         'issue_priority_updated',
                          'news_added',
                          'document_added',
                          'file_added',
diff --git a/test/unit/journal_observer_test.rb b/test/unit/journal_observer_test.rb
new file mode 100644
index 000000000..1b1c1cc3f
--- /dev/null
+++ b/test/unit/journal_observer_test.rb
@@ -0,0 +1,118 @@
+# redMine - project management software
+# Copyright (C) 2006-2009  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+require File.dirname(__FILE__) + '/../test_helper'
+
+class JournalObserverTest < ActiveSupport::TestCase
+  fixtures :issues, :issue_statuses, :journals, :journal_details
+
+  def setup
+    ActionMailer::Base.deliveries.clear
+    @journal = Journal.find 1
+  end
+
+  # context: issue_updated notified_events
+  def test_create_should_send_email_notification_with_issue_updated
+    Setting.notified_events = ['issue_updated']
+    issue = Issue.find(:first)
+    user = User.find(:first)
+    journal = issue.init_journal(user, issue)
+
+    assert journal.save
+    assert_equal 1, ActionMailer::Base.deliveries.size
+  end
+
+  def test_create_should_not_send_email_notification_without_issue_updated
+    Setting.notified_events = []
+    issue = Issue.find(:first)
+    user = User.find(:first)
+    journal = issue.init_journal(user, issue)
+
+    assert journal.save
+    assert_equal 0, ActionMailer::Base.deliveries.size
+  end
+
+  # context: issue_note_added notified_events
+  def test_create_should_send_email_notification_with_issue_note_added
+    Setting.notified_events = ['issue_note_added']
+    issue = Issue.find(:first)
+    user = User.find(:first)
+    journal = issue.init_journal(user, issue)
+    journal.notes = 'This update has a note'
+
+    assert journal.save
+    assert_equal 1, ActionMailer::Base.deliveries.size
+  end
+
+  def test_create_should_not_send_email_notification_without_issue_note_added
+    Setting.notified_events = []
+    issue = Issue.find(:first)
+    user = User.find(:first)
+    journal = issue.init_journal(user, issue)
+    journal.notes = 'This update has a note'
+    
+    assert journal.save
+    assert_equal 0, ActionMailer::Base.deliveries.size
+  end
+
+  # context: issue_status_updated notified_events
+  def test_create_should_send_email_notification_with_issue_status_updated
+    Setting.notified_events = ['issue_status_updated']
+    issue = Issue.find(:first)
+    user = User.find(:first)
+    issue.init_journal(user, issue)
+    issue.status = IssueStatus.last
+
+    assert issue.save
+    assert_equal 1, ActionMailer::Base.deliveries.size
+  end
+
+  def test_create_should_not_send_email_notification_without_issue_status_updated
+    Setting.notified_events = []
+    issue = Issue.find(:first)
+    user = User.find(:first)
+    issue.init_journal(user, issue)
+    issue.status = IssueStatus.last
+    
+    assert issue.save
+    assert_equal 0, ActionMailer::Base.deliveries.size
+  end
+
+  # context: issue_priority_updated notified_events
+  def test_create_should_send_email_notification_with_issue_priority_updated
+    Setting.notified_events = ['issue_priority_updated']
+    issue = Issue.find(:first)
+    user = User.find(:first)
+    issue.init_journal(user, issue)
+    issue.priority = IssuePriority.last
+
+    assert issue.save
+    assert_equal 1, ActionMailer::Base.deliveries.size
+  end
+
+  def test_create_should_not_send_email_notification_without_issue_priority_updated
+    Setting.notified_events = []
+    issue = Issue.find(:first)
+    user = User.find(:first)
+    issue.init_journal(user, issue)
+    issue.priority = IssuePriority.last
+    
+    assert issue.save
+    assert_equal 0, ActionMailer::Base.deliveries.size
+  end
+
+end
diff --git a/test/unit/lib/redmine/notifiable_test.rb b/test/unit/lib/redmine/notifiable_test.rb
index e0f16b462..acfe6be5f 100644
--- a/test/unit/lib/redmine/notifiable_test.rb
+++ b/test/unit/lib/redmine/notifiable_test.rb
@@ -22,10 +22,10 @@ class Redmine::NotifiableTest < ActiveSupport::TestCase
   end
 
   def test_included_core_notifications
-    assert_equal 8, Redmine::Notifiable::CoreNotifications.length
+    assert_equal 11, Redmine::Notifiable::CoreNotifications.length
     Redmine::Notifiable::CoreNotifications.length
 
-    %w(issue_added issue_updated news_added document_added file_added message_posted wiki_content_added wiki_content_updated).each do |notifiable|
+    %w(issue_added issue_updated issue_note_added issue_status_updated issue_priority_updated news_added document_added file_added message_posted wiki_content_added wiki_content_updated).each do |notifiable|
       assert Redmine::Notifiable::CoreNotifications.include?(notifiable), "missing #{notifiable}"
     end
   end
diff --git a/test/unit/mail_handler_test.rb b/test/unit/mail_handler_test.rb
index ab366f1e0..9af7affb4 100644
--- a/test/unit/mail_handler_test.rb
+++ b/test/unit/mail_handler_test.rb
@@ -240,6 +240,7 @@ class MailHandlerTest < ActiveSupport::TestCase
   end
 
   def test_add_issue_should_send_email_notification
+    Setting.notified_events = ['issue_added']
     ActionMailer::Base.deliveries.clear
     # This email contains: 'Project: onlinestore'
     issue = submit_email('ticket_on_given_project.eml')
diff --git a/test/unit/repository_test.rb b/test/unit/repository_test.rb
index 6512c067a..5299dc9d9 100644
--- a/test/unit/repository_test.rb
+++ b/test/unit/repository_test.rb
@@ -67,6 +67,7 @@ class RepositoryTest < ActiveSupport::TestCase
   
   def test_scan_changesets_for_issue_ids
     Setting.default_language = 'en'
+    Setting.notified_events = ['issue_added','issue_updated']
     
     # choosing a status to apply to fix issues
     Setting.commit_fix_status_id = IssueStatus.find(:first, :conditions => ["is_closed = ?", true]).id