From 0eb94dae4aec58de06051cf89d555994838452f2 Mon Sep 17 00:00:00 2001
From: Marc-Andre Lafortune <github@marc-andre.ca>
Date: Sun, 20 Dec 2020 21:39:56 -0500
Subject: [ruby/psych] Freeze constants.

Improves Ractor-readiness.
---
 ext/psych/lib/psych/class_loader.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'ext/psych/lib/psych/class_loader.rb')

diff --git a/ext/psych/lib/psych/class_loader.rb b/ext/psych/lib/psych/class_loader.rb
index cfca86845a..f62798c36d 100644
--- a/ext/psych/lib/psych/class_loader.rb
+++ b/ext/psych/lib/psych/class_loader.rb
@@ -69,7 +69,7 @@ module Psych
       rescue
         nil
       end
-    }.compact]
+    }.compact].freeze
 
     class Restricted < ClassLoader
       def initialize classes, symbols
-- 
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