diff --git a/actionpack/lib/action_view/helpers/form_options_helper.rb b/actionpack/lib/action_view/helpers/form_options_helper.rb
index ee34452769fab674c6a5b689265b9345ae4229dc..3c4d0b65f42dd21ded941470158bdd95558fc48e 100644
--- a/actionpack/lib/action_view/helpers/form_options_helper.rb
+++ b/actionpack/lib/action_view/helpers/form_options_helper.rb
@@ -300,12 +300,12 @@ def options_for_select(container, selected = nil)
         container = container.to_a if Hash === container
         selected, disabled = extract_selected_and_disabled(selected)
 
-        options_for_select = container.inject([]) do |options, element|
+        options_for_select = container.map do |element|
           html_attributes = option_html_attributes(element)
           text, value = option_text_and_value(element)
           selected_attribute = ' selected="selected"' if option_value_selected?(value, selected)
           disabled_attribute = ' disabled="disabled"' if disabled && option_value_selected?(value, disabled)
-          options << %(<option value="#{html_escape(value.to_s)}"#{selected_attribute}#{disabled_attribute}#{html_attributes}>#{html_escape(text.to_s)}</option>)
+          %(<option value="#{html_escape(value.to_s)}"#{selected_attribute}#{disabled_attribute}#{html_attributes}>#{html_escape(text.to_s)}</option>)
         end
 
         options_for_select.join("\n").html_safe