diff --git a/db/post_migrate/20170526185921_migrate_build_stage_reference.rb b/db/post_migrate/20170526185921_migrate_build_stage_reference.rb
index aa50b72839d..797e106cae4 100644
--- a/db/post_migrate/20170526185921_migrate_build_stage_reference.rb
+++ b/db/post_migrate/20170526185921_migrate_build_stage_reference.rb
@@ -6,7 +6,7 @@ class MigrateBuildStageReference < ActiveRecord::Migration
   def up
     disable_statement_timeout
 
-    stage_id = Arel.sql(<<-SQL.strip_heredoc
+    stage_id = Arel.sql <<-SQL.strip_heredoc
       (SELECT id FROM ci_stages
          WHERE ci_stages.pipeline_id = ci_builds.commit_id
            AND ci_stages.name = ci_builds.stage)