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-rw-r--r--lib/gitlab/redis/cache.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/gitlab/redis/cache.rb b/lib/gitlab/redis/cache.rb
index a991933e910..6e8403ad878 100644
--- a/lib/gitlab/redis/cache.rb
+++ b/lib/gitlab/redis/cache.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
# please require all dependencies below:
require_relative 'wrapper' unless defined?(::Rails) && ::Rails.root.present?