diff --git a/config/func.inc.php b/config/func.inc.php
index 62c8abaa5..f35bcb70d 100644
--- a/config/func.inc.php
+++ b/config/func.inc.php
@@ -1487,7 +1487,7 @@ function isCrawler($agent = NULL)
 		$agent = $_SERVER['HTTP_USER_AGENT'];
 	}
 
-	$check_agent = array('bot', 'spider', 'google', 'yahoo', 'daum', 'teoma', 'fish', 'hanrss', 'facebook');
+	$check_agent = array('bot', 'spider', 'spyder', 'crawl', 'http://', 'google', 'yahoo', 'slurp', 'yeti', 'daum', 'teoma', 'fish', 'hanrss', 'facebook', 'yandex', 'infoseek', 'stackrambler');
 	$check_ip = array(
 		'211.245.21.110-211.245.21.119' /* mixsh */
 	);