diff --git a/src/main/webapp/WEB-INF/portlet.xml b/src/main/webapp/WEB-INF/portlet.xml
index 24edf5d..bc43e24 100644
--- a/src/main/webapp/WEB-INF/portlet.xml
+++ b/src/main/webapp/WEB-INF/portlet.xml
@@ -1,7 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<portlet-app xmlns='http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd' xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' xsi:schemaLocation='http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd' version='2.0'>
+<portlet-app xmlns='http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd'
+	xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'
+	xsi:schemaLocation='http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd http://java.sun.com/xml/ns/portlet/portlet-app_2_0.xsd'
+	version='2.0'>
 	<portlet>
-        <description>StatisticalAlgorithmsImporter</description>
+		<description>StatisticalAlgorithmsImporter</description>
 		<portlet-name>StatisticalAlgorithmsImporter</portlet-name>
 		<display-name>StatisticalAlgorithmsImporter</display-name>
 		<portlet-class>org.gcube.portlets.user.statisticalalgorithmsimporter.server.portlet.StatAlgoImporterPortlet</portlet-class>
@@ -14,5 +17,11 @@
 			<title>StatisticalAlgorithmsImporter</title>
 			<short-title>StatisticalAlgorithmsImporter</short-title>
 		</portlet-info>
+		<portlet-preferences>
+			<preference>
+				<name>portletSetupShowBorders</name>
+				<value>false</value>
+			</preference>
+		</portlet-preferences>
 	</portlet>
 </portlet-app>