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-rw-r--r--lib/rubygems/request/http_pool.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/rubygems/request/http_pool.rb b/lib/rubygems/request/http_pool.rb
index c9a1858b98..ba3ab095bd 100644
--- a/lib/rubygems/request/http_pool.rb
+++ b/lib/rubygems/request/http_pool.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
##
# A connection "pool" that only manages one connection for now. Provides
# thread safe `checkout` and `checkin` methods. The pool consists of one