diff --git a/Form/JQuery/Type/DateType.php b/Form/JQuery/Type/DateType.php
index f16dee2b..b397f309 100644
--- a/Form/JQuery/Type/DateType.php
+++ b/Form/JQuery/Type/DateType.php
@@ -127,7 +127,7 @@ public function getName()
     protected function getJavascriptPattern(\IntlDateFormatter $formatter)
     {
         $pattern = $formatter->getPattern();
-        $patterns = preg_split('([\\\/.:_;,\s-\ ]{1})', $pattern);
+        $patterns = preg_split('([\\\/.:_;,\s\-\ ]{1})', $pattern);
         $exits = array();
 
         // Transform pattern for JQuery ui datepicker