diff --git a/system/core/Output.php b/system/core/Output.php
index 4d89975..769ec19 100644
--- a/system/core/Output.php
+++ b/system/core/Output.php
@@ -861,8 +861,8 @@
 					// Strip spaces preceded/followed by a non-ASCII character
 					// or not preceded/followed by an alphanumeric
 					// or not preceded/followed \ $ and _
-					if ((preg_match('/^[\x20-\x7f]*$/D', $next) or preg_match('/^[\x20-\x7f]*$/D', $prev))
-						&& ( ! ctype_alnum($next) or ! ctype_alnum($prev))
+					if ((preg_match('/^[\x20-\x7f]*$/D', $next) OR preg_match('/^[\x20-\x7f]*$/D', $prev))
+						&& ( ! ctype_alnum($next) OR ! ctype_alnum($prev))
 						&& ( ! in_array($next, array('\\', '_', '$')) && ! in_array($prev, array('\\', '_', '$'))))
 					{
 						unset($array_output[$key]);