diff --git a/classes/Tools.php b/classes/Tools.php
index ab67fd917..d7a70a4dd 100644
--- a/classes/Tools.php
+++ b/classes/Tools.php
@@ -2128,10 +2128,10 @@ FileETag INode MTime Size
 	
 	public static function unSerialize($serialized, $object = false)
 	{
-		if (is_string($serialized) && ((strpos($serialized, 'O:') !== false && !preg_match('/(^|;|{|})O:[0-9]+:"/', $serialized) && !$object) || $object))
-	    return @unserialize($serialized);
-	   
-	   return false;
+		if (is_string($serialized) && (strpos($serialized, 'O:') === false || !preg_match('/(^|;|{|})O:[0-9]+:"/', $serialized)) && !$object || $object)
+			return @unserialize($serialized);
+		
+		return false;
 	}
 }