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-rw-r--r--generator_templates/active_record/migration/migration.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/generator_templates/active_record/migration/migration.rb b/generator_templates/active_record/migration/migration.rb
index 08752b3af50..38edab82550 100644
--- a/generator_templates/active_record/migration/migration.rb
+++ b/generator_templates/active_record/migration/migration.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
# See http://doc.gitlab.com/ce/development/migration_style_guide.html
# for more information on how to write migrations for GitLab.