diff --git a/db/migrate/20130920053735_migrate_text_references_to_issues_and_planning_elements.rb b/db/migrate/20131007062401_migrate_text_references_to_issues_and_planning_elements.rb
similarity index 98%
rename from db/migrate/20130920053735_migrate_text_references_to_issues_and_planning_elements.rb
rename to db/migrate/20131007062401_migrate_text_references_to_issues_and_planning_elements.rb
index ea229a8156..936763afe7 100644
--- a/db/migrate/20130920053735_migrate_text_references_to_issues_and_planning_elements.rb
+++ b/db/migrate/20131007062401_migrate_text_references_to_issues_and_planning_elements.rb
@@ -9,8 +9,6 @@
 # See doc/COPYRIGHT.rdoc for more details.
 #++
 
-require 'yaml'
-
 require_relative 'migration_utils/text_references'
 
 class MigrateTextReferencesToIssuesAndPlanningElements < ActiveRecord::Migration