diff --git a/src/main/java/org/gcube/portlets/user/workspace/WorkspaceTree.gwt.xml b/src/main/java/org/gcube/portlets/user/workspace/WorkspaceTree.gwt.xml
index 2ff59d1..46d119d 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/WorkspaceTree.gwt.xml
+++ b/src/main/java/org/gcube/portlets/user/workspace/WorkspaceTree.gwt.xml
@@ -1,31 +1,35 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <module rename-to='workspacetree'>
-  <!-- Inherit the core Web Toolkit stuff.                        -->
-  <inherits name='com.google.gwt.user.User'/>
-  <inherits name='com.google.gwt.resources.Resources' />
+	<!-- Inherit the core Web Toolkit stuff. -->
+	<inherits name='com.google.gwt.user.User' />
+	<inherits name='com.google.gwt.resources.Resources' />
 
-  <!-- For development, a default of `DEBUG` is recommended 
-  <inherits name="com.allen_sauer.gwt.log.gwt-log-DEBUG" /> -->
-  
-  <!-- Other module inherits                                      -->
-  <!-- Moduel GXT -->
-  <inherits name='com.extjs.gxt.ui.GXT'/>
-  
-  <inherits name="org.gcube.portlets.widgets.workspacesharingwidget.WorkspaceSharingWidget" />
-  
-  <servlet path="/WorkspaceService" class="org.gcube.portlets.user.workspace.server.GWTWorkspaceServiceImpl" />
-  <inherits name="org.gcube.portlets.widgets.workspaceuploader.WorkspaceUploader"></inherits>
+	<!-- For development, a default of `DEBUG` is recommended <inherits name="com.allen_sauer.gwt.log.gwt-log-DEBUG" 
+		/> -->
 
-  
-<!--   <servlet path="/UploadService" class="org.gcube.portlets.user.workspace.server.UploadServlet" /> -->
-<!--   <servlet path="/LocalUploadService" class="org.gcube.portlets.user.workspace.server.LocalUploadServlet" /> -->
-  <servlet path="/DownloadService" class="org.gcube.portlets.user.workspace.server.DownloadServlet" />
-  <servlet path="/ImageService" class="org.gcube.portlets.user.workspace.server.ImageServlet" />
+	<!-- Other module inherits -->
+	<!-- Moduel GXT -->
+	<inherits name='com.extjs.gxt.ui.GXT' />
 
-  <!-- Specify the application specific style sheet. -->
-  <stylesheet src='workspacetree.css' />
-  
-  <source path='client'/>
-  <source path='shared'/>
+	<inherits
+		name="org.gcube.portlets.widgets.workspacesharingwidget.WorkspaceSharingWidget" />
+
+	<servlet path="/WorkspaceService"
+		class="org.gcube.portlets.user.workspace.server.GWTWorkspaceServiceImpl" />
+	<inherits
+		name="org.gcube.portlets.widgets.workspaceuploader.WorkspaceUploader"></inherits>
+	<inherits
+		name='org.gcube.portlets.widgets.ckandatapublisherwidget.CKanMetadataPublisher' />
+		
+	<servlet path="/DownloadService"
+		class="org.gcube.portlets.user.workspace.server.DownloadServlet" />
+	<servlet path="/ImageService"
+		class="org.gcube.portlets.user.workspace.server.ImageServlet" />
+
+	<!-- Specify the application specific style sheet. -->
+	<stylesheet src='workspacetree.css' />
+
+	<source path='client' />
+	<source path='shared' />
 
 </module>