diff --git a/actionpack/lib/action_view/helpers/translation_helper.rb b/actionpack/lib/action_view/helpers/translation_helper.rb
index 7d954b3a2ff..8a89ee58a08 100644
--- a/actionpack/lib/action_view/helpers/translation_helper.rb
+++ b/actionpack/lib/action_view/helpers/translation_helper.rb
@@ -15,7 +15,7 @@ module ActionView
         translation = I18n.translate(scope_key_by_partial(key), options)
         translation.is_a?(Array) ? translation.map { |entry| entry.html_safe } : translation.html_safe
       rescue I18n::MissingTranslationData => e
-        keys = I18n.send(:normalize_translation_keys, e.locale, e.key, e.options[:scope])
+        keys = I18n.normalize_keys(e.locale, e.key, e.options[:scope])
         content_tag('span', keys.join(', '), :class => 'translation_missing')
       end
       alias :t :translate
diff --git a/activesupport/activesupport.gemspec b/activesupport/activesupport.gemspec
index d0557230aaa..90d68a215af 100644
--- a/activesupport/activesupport.gemspec
+++ b/activesupport/activesupport.gemspec
@@ -16,7 +16,7 @@ Gem::Specification.new do |s|
 
   s.has_rdoc = true
 
-  s.add_dependency('i18n',            '~> 0.3.0')
+  s.add_dependency('i18n',            '~> 0.3.4')
   s.add_dependency('tzinfo',          '~> 0.3.16')
   s.add_dependency('builder',         '~> 2.1.2')
   s.add_dependency('memcache-client', '~> 1.7.5')