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-rw-r--r--test/rubygems/helper.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/test/rubygems/helper.rb b/test/rubygems/helper.rb
index ae89d669fe..43423dc101 100644
--- a/test/rubygems/helper.rb
+++ b/test/rubygems/helper.rb
@@ -309,6 +309,7 @@ class Gem::TestCase < Test::Unit::TestCase
ENV["XDG_DATA_HOME"] = nil
ENV["SOURCE_DATE_EPOCH"] = nil
ENV["BUNDLER_VERSION"] = nil
+ ENV["RUBYGEMS_PREVENT_UPDATE_SUGGESTION"] = "true"
@current_dir = Dir.pwd
@fetcher = nil