diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1110e3a6..046f82a0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # Changelog
 
+## 0.5.10 - 2015-11-09
+ * Fixing but in `MailAPI::markEmailAsRead()` and allowing you to set it as unread through the same function
+
 ## 0.5.9 - 2015-11-05
  * Adding ability to get the attachments of an eamil
 
diff --git a/examples/mail/markMesssageAsRead.php b/examples/mail/markMesssageAsRead.php
index ba1d40f4..e0395898 100644
--- a/examples/mail/markMesssageAsRead.php
+++ b/examples/mail/markMesssageAsRead.php
@@ -12,5 +12,9 @@
 $read = $mailItem->isRead();
 
 if (!$read) {
+    //Mark the mail as read
     $api->markMailAsRead($mailItem->getItemId());
+} else {
+    //Mark it as unread
+    $api->markMailAsRead($mailItem->getItemId(), false);
 }
diff --git a/src/Mail/MailAPI.php b/src/Mail/MailAPI.php
index c23b51e3..f3b9869c 100644
--- a/src/Mail/MailAPI.php
+++ b/src/Mail/MailAPI.php
@@ -119,15 +119,16 @@ public function updateMailItem($itemId, $changes)
 
     /**
      * @param $mailItem Type\MessageType|Type\ItemIdType
+     * @param $isRead boolean
      */
-    public function markMailAsRead($mailItem)
+    public function markMailAsRead($mailItem, $isRead = true)
     {
         if ($mailItem instanceof Type\MessageType) {
             $mailItem = $mailItem->getItemId();
         }
 
         $this->updateMailItem($mailItem, array(
-            'IsRead' => false
+            'IsRead' => $isRead
         ));
     }