diff --git a/src/main/java/org/gcube/portlets/user/joinvre/server/portlet/JoinVREConfigurationActionImpl.java b/src/main/java/org/gcube/portlets/user/joinvre/server/portlet/JoinVREConfigurationActionImpl.java
new file mode 100644
index 0000000..e93d688
--- /dev/null
+++ b/src/main/java/org/gcube/portlets/user/joinvre/server/portlet/JoinVREConfigurationActionImpl.java
@@ -0,0 +1,51 @@
+/**
+ * 
+ */
+package org.gcube.portlets.user.joinvre.server.portlet;
+
+import javax.portlet.ActionRequest;
+import javax.portlet.ActionResponse;
+import javax.portlet.PortletConfig;
+import javax.portlet.PortletPreferences;
+import javax.portlet.RenderRequest;
+import javax.portlet.RenderResponse;
+
+import com.liferay.portal.kernel.portlet.ConfigurationAction;
+import com.liferay.portal.kernel.servlet.SessionMessages;
+import com.liferay.portal.kernel.util.ParamUtil;
+import com.liferay.portlet.PortletPreferencesFactoryUtil;
+
+/**
+ * @author Luca Frosini (ISTI - CNR) http://www.lucafrosini.com/
+ */
+public class JoinVREConfigurationActionImpl implements ConfigurationAction {
+
+	public static final String PORTLET_RESOURCE = "portletResource";
+	
+	public static final String PROPERTIES = "properties";
+	
+	/** {@inheritDoc} */
+	@Override
+	public void processAction(PortletConfig portletConfig,
+			ActionRequest actionRequest, ActionResponse actionResponse)
+			throws Exception {
+
+        PortletPreferences preferences = PortletPreferencesFactoryUtil.getPortletSetup(actionRequest, PORTLET_RESOURCE);
+        
+        String properties = ParamUtil.getString(actionRequest, PROPERTIES);
+        preferences.setValue(PROPERTIES, properties);
+ 
+        preferences.store();
+        
+        SessionMessages.add(actionRequest, portletConfig.getPortletName() + ".doConfigure");
+	}
+
+	/** {@inheritDoc} */
+	@Override
+	public String render(PortletConfig portletConfig,
+			RenderRequest renderRequest, RenderResponse renderResponse)
+			throws Exception {
+		return "/WEB-INF/jsp/JoinVRE_config.jsp";
+	}
+
+}
diff --git a/src/main/webapp/WEB-INF/jsp/JoinVRE_config.jsp b/src/main/webapp/WEB-INF/jsp/JoinVRE_config.jsp
new file mode 100644
index 0000000..85fd7a4
--- /dev/null
+++ b/src/main/webapp/WEB-INF/jsp/JoinVRE_config.jsp
@@ -0,0 +1,25 @@
+<%@page import="com.liferay.portal.kernel.util.ParamUtil"%>
+<%@page import="com.liferay.portal.kernel.util.StringPool"%>
+<%@page import="com.liferay.portlet.PortletPreferencesFactoryUtil"%>
+
+<%@page import="javax.portlet.PortletPreferences"%>
+
+<%@page import="org.gcube.portlets.user.joinvre.server.portlet.JoinVREConfigurationActionImpl"%>
+
+<%
+String portletResource = ParamUtil.getString(request, JoinVREConfigurationActionImpl.PORTLET_RESOURCE);
+PortletPreferences preferences = PortletPreferencesFactoryUtil.getPortletSetup(request, portletResource);
+String properties = preferences.getValue(JoinVREConfigurationActionImpl.PROPERTIES, StringPool.BLANK);
+%>
+
+<portlet:defineObjects />
+
+<form action="<liferay-portlet:actionURL portletConfiguration="true" />" method="post" name="<portlet:namespace />fm"> 
+	
+	<textarea rows="10" name="<portlet:namespace /><%= JoinVREConfigurationActionImpl.PROPERTIES %>">
+		<%= properties %>
+	</textarea>
+	
+	<input type="button" value="Save" onClick="submitForm(document.<portlet:namespace />fm);" />
+	
+</form>
\ No newline at end of file
diff --git a/src/main/webapp/WEB-INF/liferay-portlet.xml b/src/main/webapp/WEB-INF/liferay-portlet.xml
index f5392d4..bae710f 100644
--- a/src/main/webapp/WEB-INF/liferay-portlet.xml
+++ b/src/main/webapp/WEB-INF/liferay-portlet.xml
@@ -4,10 +4,15 @@
 <liferay-portlet-app>
 	<portlet>
 		<portlet-name>joinvre</portlet-name>
+		<!-- 
+		<configuration-action-class>
+			org.gcube.portlets.user.joinvre.server.portlet.JoinVREConfigurationActionImpl
+		</configuration-action-class>
+		-->
 		<layout-cacheable>false</layout-cacheable>
 		<instanceable>false</instanceable>
 		<ajaxable>false</ajaxable> 
 		<!-- LOCATION CSS HERE -->
-        <header-portlet-css>/JoinVRE.css</header-portlet-css>
+		<header-portlet-css>/JoinVRE.css</header-portlet-css>
 	</portlet>
 </liferay-portlet-app>