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-rw-r--r--lib/rouge/formatters/html_gitlab.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/rouge/formatters/html_gitlab.rb b/lib/rouge/formatters/html_gitlab.rb
index e877ab10248..e2a7d3ef5ba 100644
--- a/lib/rouge/formatters/html_gitlab.rb
+++ b/lib/rouge/formatters/html_gitlab.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
module Rouge
module Formatters
class HTMLGitlab < Rouge::Formatters::HTML