diff --git a/actionpack/lib/action_view/helpers/javascript_helper.rb b/actionpack/lib/action_view/helpers/javascript_helper.rb
index 309923490c..ac9e530f01 100644
--- a/actionpack/lib/action_view/helpers/javascript_helper.rb
+++ b/actionpack/lib/action_view/helpers/javascript_helper.rb
@@ -1,5 +1,4 @@
 require 'action_view/helpers/tag_helper'
-require 'active_support/core_ext/string/encoding'
 
 module ActionView
   module Helpers
diff --git a/actionpack/test/template/javascript_helper_test.rb b/actionpack/test/template/javascript_helper_test.rb
index d98ffe8fa7..9441bd6b38 100644
--- a/actionpack/test/template/javascript_helper_test.rb
+++ b/actionpack/test/template/javascript_helper_test.rb
@@ -1,5 +1,4 @@
 require 'abstract_unit'
-require 'active_support/core_ext/string/encoding'
 
 class JavaScriptHelperTest < ActionView::TestCase
   tests ActionView::Helpers::JavaScriptHelper