diff --git a/src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/server/AssociationToGroupThread.java b/src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/server/AssociationToGroupThread.java
index 0e21b51..4b15689 100644
--- a/src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/server/AssociationToGroupThread.java
+++ b/src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/server/AssociationToGroupThread.java
@@ -51,10 +51,13 @@ public class AssociationToGroupThread extends Thread {
 		}else{
 
 			logger.debug("Group exists, going to add the user " + username + " as its admin...");
-			
+
 			// retrieve the role to be assigned according the one the user has into the organization of the dataset
 			RolesCkanGroupOrOrg role = RolesCkanGroupOrOrg.valueOf(catalogue.getRoleOfUserInOrganization(username, organization, catalogue.getApiKeyFromUsername(username)).toUpperCase());
 
+			if(!role.equals(RolesCkanGroupOrOrg.ADMIN))
+				role = RolesCkanGroupOrOrg.MEMBER; // decrease the role to member if it is not an admin
+			
 			boolean assigned = catalogue.checkRoleIntoGroup(username, groupTitle, role);
 
 			if(assigned){