diff --git a/pom.xml b/pom.xml
index 1159d7a..61366df 100644
--- a/pom.xml
+++ b/pom.xml
@@ -12,7 +12,7 @@
 
 	<groupId>org.gcube.common</groupId>
 	<artifactId>storagehub-client-library</artifactId>
-	<version>1.0.1-SNAPSHOT</version>
+	<version>1.0.2-SNAPSHOT</version>
 	<name>toragehub-client-library</name>
 
 	<dependencyManagement>
diff --git a/src/main/java/org/gcube/common/storagehub/client/dsl/ItemContainer.java b/src/main/java/org/gcube/common/storagehub/client/dsl/ItemContainer.java
index de29ac1..baa1539 100644
--- a/src/main/java/org/gcube/common/storagehub/client/dsl/ItemContainer.java
+++ b/src/main/java/org/gcube/common/storagehub/client/dsl/ItemContainer.java
@@ -1,10 +1,7 @@
 package org.gcube.common.storagehub.client.dsl;
 
-import java.util.List;
-
 import org.gcube.common.storagehub.client.StreamDescriptor;
 import org.gcube.common.storagehub.client.proxies.ItemManagerClient;
-import org.gcube.common.storagehub.model.NodeConstants;
 import org.gcube.common.storagehub.model.items.FolderItem;
 import org.gcube.common.storagehub.model.items.Item;
 
diff --git a/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultItemManager.java b/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultItemManager.java
index cabbf53..742dc1e 100644
--- a/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultItemManager.java
+++ b/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultItemManager.java
@@ -339,7 +339,7 @@ public class DefaultItemManager implements ItemManagerClient {
 			public Void call(WebTarget manager) throws Exception {
 				WebTarget myManager = manager.path(id);
 				Invocation.Builder builder = myManager.request();
-				builder.delete();
+				builder.delete(String.class);
 				return null;
 			}
 		};