[Plugin: Efficient Related Posts] Error :set_time_limit() has been disabled

After enabling the plugin i have got an error in “Post new” tab

Warning: set_time_limit() has been disabled for security reasons in /home/…../wp-content/plugins/efficient-related-posts/efficient-related-posts.php on line 327

please tell me the solution to resolve this problem!

Regards,
ITMaverix
http://itmaverix.net

http://wordpress.org/extend/plugins/efficient-related-posts/