diff --git a/CHANGELOG.md b/CHANGELOG.md
index d2e7054..dfeed1d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,14 @@
 ChangeLog
 =========
 
+0.4.4 (2016-03-30)
+------------------
+
+* #517: Added the Sync plugin. Should speed things up and fix syncing bugs
+  with Em Client.
+* Ships with sabre/dav 3.1.2
+
+
 0.4.3 (2016-03-23)
 ------------------
 
diff --git a/Core/Distrib.php b/Core/Distrib.php
index fce7b5c..e05f21a 100644
--- a/Core/Distrib.php
+++ b/Core/Distrib.php
@@ -24,5 +24,5 @@
 #  This copyright notice MUST APPEAR in all copies of the script!
 #################################################################
 
-define("BAIKAL_VERSION", "0.4.3");
+define("BAIKAL_VERSION", "0.4.4");
 define("BAIKAL_HOMEPAGE", "http://baikal-server.com");
diff --git a/Core/Frameworks/Baikal/Core/Server.php b/Core/Frameworks/Baikal/Core/Server.php
index 6f413f7..8026854 100644
--- a/Core/Frameworks/Baikal/Core/Server.php
+++ b/Core/Frameworks/Baikal/Core/Server.php
@@ -162,6 +162,9 @@ class Server {
             new \Sabre\DAV\PropertyStorage\Backend\PDO($this->pdo)
         ));
 
+        // WebDAV-Sync!
+        $this->server->addPlugin(new \Sabre\DAV\Sync\Plugin());
+
         if ($this->enableCalDAV) {
             $this->server->addPlugin(new \Sabre\CalDAV\Plugin());
             $this->server->addPlugin(new \Sabre\CalDAV\ICSExportPlugin());