1 files changed, 1 insertions, 1 deletions

diff --git a/system/libraries/Input.php b/system/libraries/Input.php
index dc4e605b8..51d4ed288 100644
--- a/system/libraries/Input.php
+++ b/system/libraries/Input.php
@@ -572,7 +572,7 @@ class CI_Input {
 		 * These words are compacted back to their correct state.

 		 *

 		 */		

-		$words = array('javascript', 'vbscript', 'script', 'applet', 'alert', 'document', 'write', 'cookie', 'window');

+		$words = array('javascript', 'expression', 'vbscript', 'script', 'applet', 'alert', 'document', 'write', 'cookie', 'window');

 		foreach ($words as $word)

 		{

 			$temp = '';