diff --git a/actionview/lib/action_view/helpers/tag_helper.rb b/actionview/lib/action_view/helpers/tag_helper.rb

index b203857..f09595d 100644

--- a/actionview/lib/action_view/helpers/tag_helper.rb

+++ b/actionview/lib/action_view/helpers/tag_helper.rb

@@ -181,7 +181,7 @@ def tag_option(key, value, escape)

           else

             value = escape ? ERB::Util.unwrapped_html_escape(value) : value

           end

-          %(#{key}="#{value}")

+          %(#{key}="#{value.gsub(/"/, '"'.freeze)}")

         end

     end

   end