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-rw-r--r--lib/rubygems/test_case.rb1
1 files changed, 0 insertions, 1 deletions
diff --git a/lib/rubygems/test_case.rb b/lib/rubygems/test_case.rb
index e2a880ef2b..cd74ec614c 100644
--- a/lib/rubygems/test_case.rb
+++ b/lib/rubygems/test_case.rb
@@ -302,7 +302,6 @@ class Gem::TestCase < Minitest::Test
ENV['GEM_VENDOR'] = nil
ENV['GEMRC'] = nil
ENV['SOURCE_DATE_EPOCH'] = nil
- ENV["TMPDIR"] = File.expand_path("tmp")
@current_dir = Dir.pwd
@fetcher = nil