diff --git a/Manifest.txt b/Manifest.txt
index 4cb0720baf9f..2a76f6d42e00 100644
--- a/Manifest.txt
+++ b/Manifest.txt
@@ -529,7 +529,6 @@ lib/rubygems/uri_formatter.rb
 lib/rubygems/user_interaction.rb
 lib/rubygems/util.rb
 lib/rubygems/util/licenses.rb
-lib/rubygems/util/list.rb
 lib/rubygems/validator.rb
 lib/rubygems/vendor/.document
 lib/rubygems/vendor/molinillo/LICENSE
diff --git a/lib/rubygems/resolver.rb b/lib/rubygems/resolver.rb
index ed4cbde3bab1..bc4fef893ead 100644
--- a/lib/rubygems/resolver.rb
+++ b/lib/rubygems/resolver.rb
@@ -2,7 +2,6 @@
 
 require_relative "dependency"
 require_relative "exceptions"
-require_relative "util/list"
 
 ##
 # Given a set of Gem::Dependency objects as +needed+ and a way to query the
diff --git a/lib/rubygems/specification.rb b/lib/rubygems/specification.rb
index a9ec6aa3a3c8..3d1f2dad9104 100644
--- a/lib/rubygems/specification.rb
+++ b/lib/rubygems/specification.rb
@@ -11,7 +11,6 @@
 require_relative "stub_specification"
 require_relative "platform"
 require_relative "specification_record"
-require_relative "util/list"
 
 require "rbconfig"
 
diff --git a/lib/rubygems/util/list.rb b/lib/rubygems/util/list.rb
deleted file mode 100644
index 2899e8a2b9ed..000000000000
--- a/lib/rubygems/util/list.rb
+++ /dev/null
@@ -1,40 +0,0 @@
-# frozen_string_literal: true
-
-module Gem
-  # The Gem::List class is currently unused and will be removed in the next major rubygems version
-  class List # :nodoc:
-    include Enumerable
-    attr_accessor :value, :tail
-
-    def initialize(value = nil, tail = nil)
-      @value = value
-      @tail = tail
-    end
-
-    def each
-      n = self
-      while n
-        yield n.value
-        n = n.tail
-      end
-    end
-
-    def to_a
-      super.reverse
-    end
-
-    def prepend(value)
-      List.new value, self
-    end
-
-    def pretty_print(q) # :nodoc:
-      q.pp to_a
-    end
-
-    def self.prepend(list, value)
-      return List.new(value) unless list
-      List.new value, list
-    end
-  end
-  deprecate_constant :List
-end