diff --git a/ruby/lib/jam_ruby/lib/s3_manager.rb b/ruby/lib/jam_ruby/lib/s3_manager.rb
index 3fb9977b4..fc1be2954 100644
--- a/ruby/lib/jam_ruby/lib/s3_manager.rb
+++ b/ruby/lib/jam_ruby/lib/s3_manager.rb
@@ -29,13 +29,14 @@ module JamRuby
       "http#{options[:secure] ? "s" : ""}://s3.amazonaws.com/#{@aws_bucket}/#{filename}"
     end
 
+    # XXX: the client can not support HTTPS atm!!! AGH
     def upload_sign(filename, content_md5, part_number, upload_id)
       hdt = http_date_time
       str_to_sign = "PUT\n#{content_md5}\n#{content_type}\n#{hdt}\n/#{@aws_bucket}/#{filename}?partNumber=#{part_number}&uploadId=#{upload_id}"
       signature = Base64.encode64(OpenSSL::HMAC.digest(OpenSSL::Digest.new('sha1'), @aws_secret, str_to_sign)).chomp
       { :datetime => hdt,
         :md5 => content_md5,
-        :url => "https://s3.amazonaws.com/#{@aws_bucket}/#{filename}?partNumber=#{part_number}&uploadId=#{upload_id}",
+        :url => "http://s3.amazonaws.com/#{@aws_bucket}/#{filename}?partNumber=#{part_number}&uploadId=#{upload_id}",
         :authorization => "AWS #{@aws_key}:#{signature}"
       }
     end