lib/admin_it/middleware.rb in admin_it-1.2.4 vs lib/admin_it/middleware.rb in admin_it-1.2.5

@@ -44,10 +44,10 @@
       status, headers, body = @app.call(env)
       if request.process?
         length = 0
         body.each do |str|
           str.gsub!(SUBST_REGEXP) { |s| request[SUBST_REGEXP.match(s)[1]] }
-          length += str.size
+          length += str.bytesize
         end
         headers['Content-Length'] = length.to_s
       end
       [status, headers, body]
     end