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-rw-r--r--test/ripper/test_ripper.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/test/ripper/test_ripper.rb b/test/ripper/test_ripper.rb
index 1544e56..e0b65a0 100644
--- a/test/ripper/test_ripper.rb
+++ b/test/ripper/test_ripper.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
begin
require 'ripper'
require 'test/unit'