diff --git a/.settings/org.eclipse.wst.common.component b/.settings/org.eclipse.wst.common.component
index bdff2e9..8562dc6 100644
--- a/.settings/org.eclipse.wst.common.component
+++ b/.settings/org.eclipse.wst.common.component
@@ -8,9 +8,6 @@
         <dependent-module archiveName="workspace-tree-widget-6.9.0-SNAPSHOT.jar" deploy-path="/WEB-INF/lib" handle="module:/resource/workspace-tree-widget-TRUNK/workspace-tree-widget-TRUNK">
             <dependency-type>uses</dependency-type>
         </dependent-module>
-        <dependent-module archiveName="workspace-uploader-1.0.0-SNAPSHOT.jar" deploy-path="/WEB-INF/lib" handle="module:/resource/workspace-uploader-1.0.0-SNAPSHOT-TRUNK/workspace-uploader-1.0.0-SNAPSHOT-TRUNK">
-            <dependency-type>uses</dependency-type>
-        </dependent-module>
 
     <property name="java-output-path" value="/${module}/target/www/WEB-INF/classes"/>
         <property name="context-root" value="workspace"/>
diff --git a/pom.xml b/pom.xml
index 8935b7d..27fac71 100644
--- a/pom.xml
+++ b/pom.xml
@@ -78,7 +78,7 @@
 		<dependency>
 			<groupId>com.github.gwtbootstrap</groupId>
 			<artifactId>gwt-bootstrap</artifactId>
-			<version>2.2.1.0</version>
+			<version>2.3.2.0</version>
 		</dependency>
 
 		<dependency>
diff --git a/src/main/webapp/WEB-INF/web.xml b/src/main/webapp/WEB-INF/web.xml
index a03cde6..5812293 100644
--- a/src/main/webapp/WEB-INF/web.xml
+++ b/src/main/webapp/WEB-INF/web.xml
@@ -69,6 +69,11 @@
 		<servlet-class>org.gcube.portlets.user.workspace.server.ImageServlet</servlet-class>
 	</servlet>
 
+	<servlet>
+		<servlet-name>workspaceExplorer</servlet-name>
+		<servlet-class>org.gcube.portlets.widgets.wsexplorer.server.WorkspaceExplorerServiceImpl</servlet-class>
+	</servlet>
+
 	<!-- Servlets UploadServletStream -->
 	<servlet>
 		<servlet-name>workspaceUploadServletStream</servlet-name>
@@ -80,6 +85,11 @@
 		<servlet-class>org.gcube.portlets.widgets.workspaceuploader.server.WorkspaceUploaderServiceImpl</servlet-class>
 	</servlet>
 
+	<servlet-mapping>
+		<servlet-name>workspaceExplorer</servlet-name>
+		<url-pattern>/workspace/WorkspaceExplorerService</url-pattern>
+	</servlet-mapping>
+
 	<servlet-mapping>
 		<servlet-name>workspaceUploadServletStream</servlet-name>
 		<url-pattern>/workspace/workspaceUploadServletStream</url-pattern>
@@ -91,7 +101,7 @@
 	</servlet-mapping>
 
 	<!-- END Servlets UploadServletStream -->
-	
+
 	<servlet-mapping>
 		<servlet-name>ImageService</servlet-name>
 		<url-pattern>/workspace/ImageService</url-pattern>