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-rw-r--r--test/cgi/update_env.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/test/cgi/update_env.rb b/test/cgi/update_env.rb
index 0cd926d7af..cbc8dc13c6 100644
--- a/test/cgi/update_env.rb
+++ b/test/cgi/update_env.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
module UpdateEnv
def update_env(environ)
environ.each do |key, val|