diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -925,7 +925,8 @@ module ApplicationHelper
   end
 
   def lang_options_for_select(blank=true)
-    (blank ? [["(auto)", ""]] : []) + languages_options
+    (blank ? [["(auto)", ""]] : []) +
+      valid_languages.collect{|lang| [ ll(lang.to_s, :general_lang_name), lang.to_s]}.sort{|x,y| x.last <=> y.last }
   end
 
   def label_tag_for(name, option_tags = nil, options = {})
diff --git a/lib/redmine/i18n.rb b/lib/redmine/i18n.rb
--- a/lib/redmine/i18n.rb
+++ b/lib/redmine/i18n.rb
@@ -87,16 +87,6 @@ module Redmine
       ::I18n.available_locales
     end
 
-    # Returns an array of languages names and code sorted by names, example:
-    # [["Deutsch", "de"], ["English", "en"] ...]
-    #
-    # The result is cached to prevent from loading all translations files.
-    def languages_options
-      ActionController::Base.cache_store.fetch "i18n/languages_options" do
-        valid_languages.map {|lang| [ll(lang.to_s, :general_lang_name), lang.to_s]}.sort {|x,y| x.first <=> y.first }
-      end      
-    end
-
     def find_language(lang)
       @@languages_lookup = valid_languages.inject({}) {|k, v| k[v.to_s.downcase] = v; k }
       @@languages_lookup[lang.to_s.downcase]
diff --git a/test/unit/lib/redmine/i18n_test.rb b/test/unit/lib/redmine/i18n_test.rb
--- a/test/unit/lib/redmine/i18n_test.rb
+++ b/test/unit/lib/redmine/i18n_test.rb
@@ -194,17 +194,6 @@ class Redmine::I18nTest < ActiveSupport:
     assert valid_languages.first.is_a?(Symbol)
   end
 
-  def test_languages_options
-    options = languages_options
-
-    assert options.is_a?(Array)
-    assert_equal valid_languages.size, options.size
-    assert_nil options.detect {|option| !option.is_a?(Array)}
-    assert_nil options.detect {|option| option.size != 2}
-    assert_nil options.detect {|option| !option.first.is_a?(String) || !option.last.is_a?(String)}
-    assert_include ["English", "en"], options
-  end
-
   def test_locales_validness
     lang_files_count = Dir["#{Rails.root}/config/locales/*.yml"].size
     assert_equal lang_files_count, valid_languages.size