diff --git a/pom.xml b/pom.xml
index a49cc0b..9c5a9b7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,13 +29,6 @@
 
 	<dependencyManagement>
 		<dependencies>
-			<dependency>
-				<groupId>org.gcube.distribution</groupId>
-				<artifactId>gcube-bom</artifactId>
-				<version>LATEST</version>
-				<type>pom</type>
-				<scope>import</scope>
-			</dependency>
 			<dependency>
 				<groupId>org.gcube.distribution</groupId>
 				<artifactId>gcube-smartgears-bom</artifactId>
@@ -101,6 +94,7 @@
 		<dependency>
 			<groupId>org.slf4j</groupId>
 			<artifactId>slf4j-api</artifactId>
+			<version>1.7.25</version>
 		</dependency>
 
 		<!-- http://mvnrepository.com/artifact/com.google.guava/guava -->
diff --git a/src/test/java/org/gcube/data/access/ckanconnector/TestCall.java b/src/test/java/org/gcube/data/access/ckanconnector/TestCall.java
index 4697a8f..b78028c 100644
--- a/src/test/java/org/gcube/data/access/ckanconnector/TestCall.java
+++ b/src/test/java/org/gcube/data/access/ckanconnector/TestCall.java
@@ -1,17 +1,11 @@
 package org.gcube.data.access.ckanconnector;
 
-import java.io.IOException;
-import java.net.HttpURLConnection;
 import java.net.URL;
-import java.net.URLConnection;
-import java.util.Random;
 
 import javax.net.ssl.HttpsURLConnection;
 import javax.ws.rs.core.Application;
 import javax.ws.rs.core.Response;
 
-import org.gcube.common.authorization.client.Constants;
-import org.gcube.common.scope.api.ScopeProvider;
 import org.glassfish.jersey.server.ResourceConfig;
 import org.glassfish.jersey.test.JerseyTest;
 import org.junit.Test;