diff --git a/lib/Doctrine/Validator/Nospace.php b/lib/Doctrine/Validator/Nospace.php
index ee744f310..359d0d2a9 100644
--- a/lib/Doctrine/Validator/Nospace.php
+++ b/lib/Doctrine/Validator/Nospace.php
@@ -40,6 +40,6 @@ class Doctrine_Validator_Nospace extends Doctrine_Validator_Driver
      */
     public function validate($value)
     {
-        return ($value === null || ! preg_match('/[\s\t\r\n]/', $value));
+        return ($value === null || ! preg_match('/\s/', $value));
     }
 }