diff --git a/src/main/java/org/gcube/vomanagement/usermanagement/impl/ws/LiferayWSUserManager.java b/src/main/java/org/gcube/vomanagement/usermanagement/impl/ws/LiferayWSUserManager.java
index 699edaa..557f2da 100644
--- a/src/main/java/org/gcube/vomanagement/usermanagement/impl/ws/LiferayWSUserManager.java
+++ b/src/main/java/org/gcube/vomanagement/usermanagement/impl/ws/LiferayWSUserManager.java
@@ -253,7 +253,8 @@ public class LiferayWSUserManager implements UserManager{
 		String fullname =
 				(first == null | first.isEmpty() ? "" : first + " ") +
 				(middle == null | middle.isEmpty() ? "" : middle + " ") +
-				(last == null | last.isEmpty() ? "" : last + " ");
+				(last == null | last.isEmpty() ? "" : last);
+		fullname = fullname.endsWith(" ") ? fullname.substring(0, fullname.length() - 1) : fullname;
 		logger.info("Built fullname is " + fullname);
 		return fullname;
 	}