dcnstrct says Timeout::Error is the constant we probably mean

lib/couchrest/monkeypatches.rb

@@ -37,7 +37,7 @@ if RUBY_VERSION.to_f < 1.9
         if IO.select([@io], nil, nil, @read_timeout)
           @rbuf << @io.read_nonblock(65536)
         else
-          raise Timeout::TimeoutError
+          raise Timeout::Error
         end
       end
     end