diff --git a/pom.xml b/pom.xml
index bc871d4..0960d14 100644
--- a/pom.xml
+++ b/pom.xml
@@ -30,22 +30,32 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 	</properties>
+	<dependencyManagement>
+		<dependencies>
+			<dependency>
+				<groupId>org.gcube.distribution</groupId>
+				<artifactId>maven-portal-bom</artifactId>
+				<version>LATEST</version>
+				<type>pom</type>
+				<scope>import</scope>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
 	<dependencies>
 		<dependency>
 			<groupId>org.gcube.common.portal</groupId>
 			<artifactId>portal-manager</artifactId>
 			<version>[0.1.0-SNAPSHOT, 1.0.0)</version>
+			<scope>provided</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.gcube.applicationsupportlayer</groupId>
 			<artifactId>aslcore</artifactId>
-			<version>[4.0.0-SNAPSHOT,5.0.0-SNAPSHOT)</version>
 			<scope>provided</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.gcube.dvos</groupId>
 			<artifactId>usermanagement-core</artifactId>
-			<version>[1.3.0-SNAPSHOT, 2.0.0)</version>
 		</dependency>
 		<dependency>
 			<groupId>com.liferay.portal</groupId>
@@ -55,14 +65,19 @@
 		<dependency>
 			<groupId>javax.portlet</groupId>
 			<artifactId>portlet-api</artifactId>
-			<version>2.0</version>
 			<scope>provided</scope>
 		</dependency>
 		<dependency>
 			<groupId>log4j</groupId>
 			<artifactId>log4j</artifactId>
-			<version>1.2.6</version>
-			<scope>provided</scope>
+		</dependency>
+			<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-log4j12</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-api</artifactId>
 		</dependency>
 	</dependencies>
 	<build>