diff --git a/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultMessageManager.java b/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultMessageManager.java
index 6fe70e8..b98b835 100644
--- a/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultMessageManager.java
+++ b/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultMessageManager.java
@@ -136,10 +136,9 @@ public class DefaultMessageManager implements MessageManagerClient {
 				recipients.forEach(r-> formData.add("to[]", r));
 				formData.add("subject", subject);
 				formData.add("body", body);
-				if (attachments!=null)
-					attachments.forEach(a -> formData.add("attachemnts[]", a));
-
-				System.out.println(formData.toString());
+				if (attachments!=null) 
+					attachments.forEach(a -> formData.add("attachments[]", a));
+				
 				GXInboundResponse response = myManager.post(Entity.entity(formData, MediaType.APPLICATION_FORM_URLENCODED));
 				if (response.isErrorResponse()) {
 					if (response.hasException())