diff --git a/db/migrate/20131216171110_migrate_timelines_enumerations.rb b/db/migrate/20131216171110_migrate_timelines_enumerations.rb
new file mode 100644
index 0000000000..c2fe57e871
--- /dev/null
+++ b/db/migrate/20131216171110_migrate_timelines_enumerations.rb
@@ -0,0 +1,42 @@
+#-- copyright
+# OpenProject is a project management system.
+#
+# Copyright (C) 2012-2013 the OpenProject Foundation (OPF)
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License version 3.
+#
+# See doc/COPYRIGHT.rdoc for more details.
+#++
+
+class MigrateTimelinesEnumerations < ActiveRecord::Migration
+  PROJECT_STATUS_TYPE_NAME = { 'Timelines::ReportedProjectStatus' => 'ReportedProjectStatus' }
+
+  def up
+    migrate_reported_project_statuses(PROJECT_STATUS_TYPE_NAME)
+    remove_planning_element_statuses
+  end
+
+  def down
+    migrate_reported_project_statuses(PROJECT_STATUS_TYPE_NAME.invert)
+  end
+
+  private
+
+  def migrate_reported_project_statuses(project_status_type_name)
+    project_status_type_name.each do |k, v|
+      update <<-SQL
+        UPDATE enumerations
+        SET type = '#{v}'
+        WHERE type = '#{k}';
+      SQL
+    end
+  end
+
+  def remove_planning_element_statuses
+    delete <<-SQL
+      DELETE FROM enumerations
+      WHERE type = 'Timelines::PlanningElementStatus'
+    SQL
+  end
+end