diff --git a/pom.xml b/pom.xml
index b48177e..2adff5d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -135,6 +135,11 @@
 			<artifactId>home-library</artifactId>
 			<version>4.2.0-SNAPSHOT</version>
 		</dependency>
+		<dependency>
+			<groupId>com.liferay.portal</groupId>
+			<artifactId>portal-service</artifactId>
+			<version>6.0.6</version>
+		</dependency>
 		<dependency>
 			<groupId>org.gcube.portal</groupId>
 			<artifactId>social-library</artifactId>