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-rw-r--r--test/reline/helper.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/test/reline/helper.rb b/test/reline/helper.rb
index 2dced82a12..74be79140c 100644
--- a/test/reline/helper.rb
+++ b/test/reline/helper.rb
@@ -5,6 +5,8 @@ require 'test/unit'
RELINE_TEST_ENCODING ||=
if ENV['RELINE_TEST_ENCODING']
Encoding.find(ENV['RELINE_TEST_ENCODING'])
+ elsif Encoding.default_external == Encoding::IBM437
+ Encoding::UTF_8
else
Encoding.default_external
end