(In reply to Ladislav Slez���k from comment #2) > Looks like a new Ruby warning, I found these usages in YaST: > Actually, the warning has been there for a while, see [1] But it's true that I started to see it after Ruby 2.7... Anyway, documentation[2] recommends using URI.decode_www_form or URI.decode_www_form_component. [1] https://github.com/ruby/ruby/commit/238b979f1789f95262a267d8df6239806f2859cc [2] https://ruby-doc.org/stdlib-2.7.1/libdoc/uri/rdoc/URI/Escape.html#method-i-unescape-label-Description