diff --git a/lib/Doctrine/ORM/Mapping/Driver/AnnotationDriver.php b/lib/Doctrine/ORM/Mapping/Driver/AnnotationDriver.php
index 4156318ae..fbd818d2b 100644
--- a/lib/Doctrine/ORM/Mapping/Driver/AnnotationDriver.php
+++ b/lib/Doctrine/ORM/Mapping/Driver/AnnotationDriver.php
@@ -105,7 +105,7 @@ class AnnotationDriver extends AbstractAnnotationDriver
                         'columns' => $indexAnnot->columns,
                     );
                     
-                    if( ! empty($indexAnnot->flags)) {
+                    if ( ! empty($indexAnnot->flags)) {
                         $index['flags'] = $indexAnnot->flags;
                     }
 
diff --git a/lib/Doctrine/ORM/Mapping/Driver/XmlDriver.php b/lib/Doctrine/ORM/Mapping/Driver/XmlDriver.php
index 6a38045cd..a66531e3c 100644
--- a/lib/Doctrine/ORM/Mapping/Driver/XmlDriver.php
+++ b/lib/Doctrine/ORM/Mapping/Driver/XmlDriver.php
@@ -201,7 +201,7 @@ class XmlDriver extends FileDriver
                   'columns' => $columns  
                 );
                 
-                if( isset($indexXml['flags'])) {
+                if (isset($indexXml['flags'])) {
                     $index['flags'] = explode(',', (string)$indexXml['flags']);
                 }