diff --git a/_plugins/sitemap.rb b/_plugins/sitemap.rb
index 91f8bc62..cbef09b9 100644
--- a/_plugins/sitemap.rb
+++ b/_plugins/sitemap.rb
@@ -1,3 +1,5 @@
+require 'open-uri'
+
 module Jekyll
 
   class SitemapFile < StaticFile
@@ -30,13 +32,13 @@ module Jekyll
           locs.each do |lang,value|
             next if locs[lang]['url'][id].nil? or locs[lang]['url'][id] == ''
             sitemap.puts '<url>'
-            sitemap.puts '  <loc>http://bitcoin.org/'+lang+'/'+locs[lang]['url'][id]+'</loc>'
+            sitemap.puts '  <loc>http://bitcoin.org/'+lang+'/'+CGI::escape(locs[lang]['url'][id])+'</loc>'
             locs.each do |altlang,value|
               next if locs[altlang]['url'][id].nil? or locs[altlang]['url'][id] == '' or altlang == lang
               sitemap.puts '  <xhtml:link'
               sitemap.puts '    rel="alternate"'
               sitemap.puts '    hreflang="'+altlang+'"'
-              sitemap.puts '    href="http://bitcoin.org/'+altlang+'/'+locs[altlang]['url'][id]+'" />'
+              sitemap.puts '    href="http://bitcoin.org/'+altlang+'/'+CGI::escape(locs[altlang]['url'][id])+'" />'
             end
             sitemap.puts '</url>'
           end