diff --git a/lib/split/extensions.rb b/lib/split/extensions.rb
index 07020be8..01be01cc 100644
--- a/lib/split/extensions.rb
+++ b/lib/split/extensions.rb
@@ -1,4 +1,4 @@
 # frozen_string_literal: true
-%w[array string].each do |f|
+%w[string].each do |f|
   require "split/extensions/#{f}"
 end
diff --git a/lib/split/extensions/array.rb b/lib/split/extensions/array.rb
deleted file mode 100644
index 5bb5e931..00000000
--- a/lib/split/extensions/array.rb
+++ /dev/null
@@ -1,5 +0,0 @@
-# frozen_string_literal: true
-class Array
-  # maintain backwards compatibility with 1.8.7
-  alias_method :sample, :choice unless method_defined?(:sample)
-end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 6d3f95db..5eb77d60 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -10,7 +10,6 @@
 require 'split'
 require 'ostruct'
 require 'yaml'
-require 'complex' if RUBY_VERSION.match(/1\.8/)
 
 Dir['./spec/support/*.rb'].each { |f| require f }