[Plugin: Really Simple Twitter Feed Widget] Error catching error in 1.3.2

Line 50 has a bug in 1.3.2

$json = wp_remote_get('http://api.twitter.com/1/statuses/user_timeline.json?screen_name='.$options['username'].'&count='.$max_items_to_retrieve);
 		if( is_wp_error( $response ) ) {

$response should be $json like so:

$json = wp_remote_get('http://api.twitter.com/1/statuses/user_timeline.json?screen_name='.$options['username'].'&count='.$max_items_to_retrieve);
 		if( is_wp_error( $json ) ) {

http://wordpress.org/extend/plugins/really-simple-twitter-feed-widget/