diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index 484e306..0d9c65f 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -1360,7 +1360,7 @@
 	 */
 	public function strip_image_tags($str)
 	{
-		return $this->CI->input->strip_image_tags($str);
+		return $this->CI->security->strip_image_tags($str);
 	}
 
 	// --------------------------------------------------------------------