diff --git a/pom.xml b/pom.xml
index 256dae1..ef1dd83 100644
--- a/pom.xml
+++ b/pom.xml
@@ -59,58 +59,40 @@
 			<version>${gwtVersion}</version>
 			<scope>provided</scope>
 		</dependency>
-		<dependency>
-			<groupId>org.slf4j</groupId>
-			<artifactId>slf4j-log4j12</artifactId>
-			<version>1.6.4</version>
-			<scope>runtime</scope>
-		</dependency>
-		<dependency>
-			<groupId>org.slf4j</groupId>
-			<artifactId>slf4j-api</artifactId>
-			<version>1.6.4</version>
-			<scope>runtime</scope>
-		</dependency>
 		<dependency>
 			<groupId>com.sencha.gxt</groupId>
 			<artifactId>gxt</artifactId>
 			<version>2.2.5</version>
 			<scope>provided</scope>
 		</dependency>
-		<dependency>
-			<groupId>commons-validator</groupId>
-			<artifactId>commons-validator</artifactId>
-			<version>1.4.0</version>
-			<scope>provided</scope>
-		</dependency>
 		<dependency>
 			<groupId>org.gcube.portal</groupId>
 			<artifactId>social-networking-library</artifactId>
-			<version>1.0.0-SNAPSHOT</version>
+			<version>[1.0.0-SNAPSHOT, 2.0.0-SNAPSHOT)</version>
 			<scope>provided</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.gcube.core</groupId>
 			<artifactId>gcf</artifactId>
-			<version>[1.4.0,1.6.0]</version>
+			<version>[1.4.0, 2.0.0)</version>
 			<scope>provided</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.gcube.portlets.user</groupId>
 			<artifactId>gcube-widgets</artifactId>
-			<version>1.4.0-SNAPSHOT</version>
+			<version>[1.4.0-SNAPSHOT, 2.0.0-SNAPSHOT)</version>
 			<scope>provided</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.gcube.portal</groupId>
 			<artifactId>custom-portal-handler</artifactId>
-			<version>1.2.0-SNAPSHOT</version>
+			<version>[1.2.0-SNAPSHOT, 2.0.0-SNAPSHOT)</version>
 			<scope>provided</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.gcube.applicationsupportlayer</groupId>
 			<artifactId>aslcore</artifactId>
-			<version>3.2.0-SNAPSHOT</version>
+			<version>[3.2.0-SNAPSHOT, 4.0.0-SNAPSHOT)</version>
 			<scope>provided</scope>
 		</dependency>
 		<dependency>
@@ -143,6 +125,12 @@
 			<artifactId>tibcopagebus4gwt</artifactId>
 			<version>1.2.0</version>
 		</dependency>
+		<dependency>
+			<groupId>commons-validator</groupId>
+			<artifactId>commons-validator</artifactId>
+			<version>1.4.0</version>
+			<scope>provided</scope>
+		</dependency>
 		<dependency>
 			<groupId>com.liferay.portal</groupId>
 			<artifactId>portal-service</artifactId>
@@ -155,6 +143,18 @@
 			<version>2.0</version>
 			<scope>provided</scope>
 		</dependency>
+		<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-log4j12</artifactId>
+			<version>1.6.4</version>
+			<scope>runtime</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-api</artifactId>
+			<version>1.6.4</version>
+			<scope>runtime</scope>
+		</dependency>
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>