Trident prefix added to avoid potential false positives.
diff --git a/application/config/user_agents.php b/application/config/user_agents.php
index a5d1329..819e42b 100644
--- a/application/config/user_agents.php
+++ b/application/config/user_agents.php
@@ -90,7 +90,7 @@
 	'Opera'			=> 'Opera',
 	'MSIE'			=> 'Internet Explorer',
 	'Internet Explorer'	=> 'Internet Explorer',
-	'rv'			=> 'Internet Explorer',
+	'Trident.* rv'	=> 'Internet Explorer',
 	'Shiira'		=> 'Shiira',
 	'Firefox'		=> 'Firefox',
 	'Chimera'		=> 'Chimera',