diff --git a/src/main/java/org/gcube/portlets/user/dataminermanager/client/parametersfield/ListStringFld.java b/src/main/java/org/gcube/portlets/user/dataminermanager/client/parametersfield/ListStringFld.java
index 1157690..037227f 100755
--- a/src/main/java/org/gcube/portlets/user/dataminermanager/client/parametersfield/ListStringFld.java
+++ b/src/main/java/org/gcube/portlets/user/dataminermanager/client/parametersfield/ListStringFld.java
@@ -84,10 +84,11 @@ public class ListStringFld extends AbstractFld {
 				items.add(item);
 				vp.add(item);
 			} else {
+				String separator=listParameter.getSeparator();		
 				String tmpDefault=listParameter.getDefaultValue();
-				int firstSharp=tmpDefault.indexOf("#");
+				int firstSharp=tmpDefault.indexOf(separator);
 				if(firstSharp>-1) {
-					String[] defaultValues=tmpDefault.split("#");
+					String[] defaultValues=tmpDefault.split(separator);
 					int pos=0;
 					for(String dv:defaultValues) {
 						ObjectParameter objPar = new ObjectParameter(listParameter.getName(), listParameter.getDescription(),