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-rw-r--r--app/validators/cron_timezone_validator.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/app/validators/cron_timezone_validator.rb b/app/validators/cron_timezone_validator.rb
index 542c7d006ad..c5f51d65060 100644
--- a/app/validators/cron_timezone_validator.rb
+++ b/app/validators/cron_timezone_validator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
# CronTimezoneValidator
#
# Custom validator for CronTimezone.