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-rwxr-xr-xci/travis.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/ci/travis.rb b/ci/travis.rb
index bb87c8f4ad..6e64adcd88 100755
--- a/ci/travis.rb
+++ b/ci/travis.rb
@@ -1,4 +1,5 @@
#!/usr/bin/env ruby
+# frozen_string_literal: true
require "fileutils"
include FileUtils